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<span id="L363" rel="#L363">363</span>
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<span id="L367" rel="#L367">367</span>
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<span id="L376" rel="#L376">376</span>
<span id="L377" rel="#L377">377</span>
<span id="L378" rel="#L378">378</span>
<span id="L379" rel="#L379">379</span>
<span id="L380" rel="#L380">380</span>
<span id="L381" rel="#L381">381</span>
<span id="L382" rel="#L382">382</span>
<span id="L383" rel="#L383">383</span>
<span id="L384" rel="#L384">384</span>
<span id="L385" rel="#L385">385</span>
<span id="L386" rel="#L386">386</span>
<span id="L387" rel="#L387">387</span>
<span id="L388" rel="#L388">388</span>
<span id="L389" rel="#L389">389</span>
<span id="L390" rel="#L390">390</span>
<span id="L391" rel="#L391">391</span>
<span id="L392" rel="#L392">392</span>
<span id="L393" rel="#L393">393</span>
<span id="L394" rel="#L394">394</span>
<span id="L395" rel="#L395">395</span>
<span id="L396" rel="#L396">396</span>
<span id="L397" rel="#L397">397</span>
<span id="L398" rel="#L398">398</span>
<span id="L399" rel="#L399">399</span>
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<span id="L401" rel="#L401">401</span>
<span id="L402" rel="#L402">402</span>
<span id="L403" rel="#L403">403</span>
<span id="L404" rel="#L404">404</span>
<span id="L405" rel="#L405">405</span>
<span id="L406" rel="#L406">406</span>
<span id="L407" rel="#L407">407</span>
<span id="L408" rel="#L408">408</span>
<span id="L409" rel="#L409">409</span>
<span id="L410" rel="#L410">410</span>
<span id="L411" rel="#L411">411</span>
<span id="L412" rel="#L412">412</span>
<span id="L413" rel="#L413">413</span>
<span id="L414" rel="#L414">414</span>
<span id="L415" rel="#L415">415</span>
<span id="L416" rel="#L416">416</span>
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<span id="L418" rel="#L418">418</span>
<span id="L419" rel="#L419">419</span>
<span id="L420" rel="#L420">420</span>
<span id="L421" rel="#L421">421</span>
<span id="L422" rel="#L422">422</span>
<span id="L423" rel="#L423">423</span>
<span id="L424" rel="#L424">424</span>
<span id="L425" rel="#L425">425</span>
<span id="L426" rel="#L426">426</span>
<span id="L427" rel="#L427">427</span>
<span id="L428" rel="#L428">428</span>
<span id="L429" rel="#L429">429</span>
<span id="L430" rel="#L430">430</span>
<span id="L431" rel="#L431">431</span>
<span id="L432" rel="#L432">432</span>
<span id="L433" rel="#L433">433</span>
<span id="L434" rel="#L434">434</span>
<span id="L435" rel="#L435">435</span>
<span id="L436" rel="#L436">436</span>
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<span id="L438" rel="#L438">438</span>
<span id="L439" rel="#L439">439</span>
<span id="L440" rel="#L440">440</span>
<span id="L441" rel="#L441">441</span>
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<span id="L443" rel="#L443">443</span>
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<span id="L466" rel="#L466">466</span>
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<span id="L471" rel="#L471">471</span>
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<span id="L473" rel="#L473">473</span>
<span id="L474" rel="#L474">474</span>
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<span id="L476" rel="#L476">476</span>
<span id="L477" rel="#L477">477</span>
<span id="L478" rel="#L478">478</span>
<span id="L479" rel="#L479">479</span>
<span id="L480" rel="#L480">480</span>
<span id="L481" rel="#L481">481</span>
<span id="L482" rel="#L482">482</span>
<span id="L483" rel="#L483">483</span>
<span id="L484" rel="#L484">484</span>
<span id="L485" rel="#L485">485</span>
<span id="L486" rel="#L486">486</span>
<span id="L487" rel="#L487">487</span>
<span id="L488" rel="#L488">488</span>
<span id="L489" rel="#L489">489</span>
<span id="L490" rel="#L490">490</span>
<span id="L491" rel="#L491">491</span>
<span id="L492" rel="#L492">492</span>
<span id="L493" rel="#L493">493</span>
<span id="L494" rel="#L494">494</span>
<span id="L495" rel="#L495">495</span>
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<span id="L497" rel="#L497">497</span>
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<span id="L499" rel="#L499">499</span>
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<span id="L501" rel="#L501">501</span>
<span id="L502" rel="#L502">502</span>
<span id="L503" rel="#L503">503</span>
<span id="L504" rel="#L504">504</span>
<span id="L505" rel="#L505">505</span>
<span id="L506" rel="#L506">506</span>
<span id="L507" rel="#L507">507</span>
<span id="L508" rel="#L508">508</span>
<span id="L509" rel="#L509">509</span>
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<span id="L530" rel="#L530">530</span>
<span id="L531" rel="#L531">531</span>
<span id="L532" rel="#L532">532</span>
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<span id="L541" rel="#L541">541</span>
<span id="L542" rel="#L542">542</span>
<span id="L543" rel="#L543">543</span>
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<span id="L569" rel="#L569">569</span>
<span id="L570" rel="#L570">570</span>
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<span id="L579" rel="#L579">579</span>
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<span id="L581" rel="#L581">581</span>
<span id="L582" rel="#L582">582</span>
<span id="L583" rel="#L583">583</span>
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<span id="L599" rel="#L599">599</span>
<span id="L600" rel="#L600">600</span>
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<span id="L731" rel="#L731">731</span>
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<span id="L733" rel="#L733">733</span>
<span id="L734" rel="#L734">734</span>
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<span id="L736" rel="#L736">736</span>
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<span id="L738" rel="#L738">738</span>
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<span id="L834" rel="#L834">834</span>
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<span id="L981" rel="#L981">981</span>
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<span id="L983" rel="#L983">983</span>
</pre>
</td>
<td width="100%">
<div class="highlight"><pre><div class='line' id='LC1'><span class="c1">#!/usr/bin/perl -w</span></div><div class='line' id='LC2'><span class="c1"># mysqltuner.pl - Version 1.2.0</span></div><div class='line' id='LC3'><span class="c1"># High Performance MySQL Tuning Script</span></div><div class='line' id='LC4'><span class="c1"># Copyright (C) 2006-2011 Major Hayden - major@mhtx.net</span></div><div class='line' id='LC5'><span class="c1">#</span></div><div class='line' id='LC6'><span class="c1"># For the latest updates, please visit http://mysqltuner.com/</span></div><div class='line' id='LC7'><span class="c1"># Git repository available at http://github.com/rackerhacker/MySQLTuner-perl</span></div><div class='line' id='LC8'><span class="c1">#</span></div><div class='line' id='LC9'><span class="c1"># This program is free software: you can redistribute it and/or modify</span></div><div class='line' id='LC10'><span class="c1"># it under the terms of the GNU General Public License as published by</span></div><div class='line' id='LC11'><span class="c1"># the Free Software Foundation, either version 3 of the License, or</span></div><div class='line' id='LC12'><span class="c1"># (at your option) any later version.</span></div><div class='line' id='LC13'><span class="c1">#</span></div><div class='line' id='LC14'><span class="c1"># This program is distributed in the hope that it will be useful,</span></div><div class='line' id='LC15'><span class="c1"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class='line' id='LC16'><span class="c1"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class='line' id='LC17'><span class="c1"># GNU General Public License for more details.</span></div><div class='line' id='LC18'><span class="c1">#</span></div><div class='line' id='LC19'><span class="c1"># You should have received a copy of the GNU General Public License</span></div><div class='line' id='LC20'><span class="c1"># along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div><div class='line' id='LC21'><span class="c1">#</span></div><div class='line' id='LC22'><span class="c1"># This project would not be possible without help from:</span></div><div class='line' id='LC23'><span class="c1"># Matthew Montgomery Paul Kehrer Dave Burgess</span></div><div class='line' id='LC24'><span class="c1"># Jonathan Hinds Mike Jackson Nils Breunese</span></div><div class='line' id='LC25'><span class="c1"># Shawn Ashlee Luuk Vosslamber Ville Skytta</span></div><div class='line' id='LC26'><span class="c1"># Trent Hornibrook Jason Gill Mark Imbriaco</span></div><div class='line' id='LC27'><span class="c1"># Greg Eden Aubin Galinotti Giovanni Bechis</span></div><div class='line' id='LC28'><span class="c1"># Bill Bradford Ryan Novosielski Michael Scheidell</span></div><div class='line' id='LC29'><span class="c1"># Blair Christensen Hans du Plooy Victor Trac</span></div><div class='line' id='LC30'><span class="c1"># Everett Barnes Tom Krouper Gary Barrueto</span></div><div class='line' id='LC31'><span class="c1"># Simon Greenaway Adam Stein Isart Montane</span></div><div class='line' id='LC32'><span class="c1"># Baptiste M.</span></div><div class='line' id='LC33'><span class="c1">#</span></div><div class='line' id='LC34'><span class="c1"># Inspired by Matthew Montgomery&#39;s tuning-primer.sh script:</span></div><div class='line' id='LC35'><span class="c1"># http://forge.mysql.com/projects/view.php?id=44</span></div><div class='line' id='LC36'><span class="c1">#</span></div><div class='line' id='LC37'><span class="k">use</span> <span class="n">strict</span><span class="p">;</span></div><div class='line' id='LC38'><span class="k">use</span> <span class="n">warnings</span><span class="p">;</span></div><div class='line' id='LC39'><span class="k">use</span> <span class="n">diagnostics</span><span class="p">;</span></div><div class='line' id='LC40'><span class="k">use</span> <span class="nn">File::</span><span class="n">Spec</span><span class="p">;</span></div><div class='line' id='LC41'><span class="k">use</span> <span class="nn">Getopt::</span><span class="n">Long</span><span class="p">;</span></div><div class='line' id='LC42'><br/></div><div class='line' id='LC43'><span class="c1"># Set up a few variables for use in the script</span></div><div class='line' id='LC44'><span class="k">my</span> <span class="nv">$tunerversion</span> <span class="o">=</span> <span class="s">&quot;1.2.0&quot;</span><span class="p">;</span></div><div class='line' id='LC45'><span class="k">my</span> <span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span> <span class="nv">@generalrec</span><span class="p">);</span></div><div class='line' id='LC46'><br/></div><div class='line' id='LC47'><span class="c1"># Set defaults</span></div><div class='line' id='LC48'><span class="k">my</span> <span class="nv">%opt</span> <span class="o">=</span> <span class="p">(</span></div><div class='line' id='LC49'> <span class="s">&quot;nobad&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC50'> <span class="s">&quot;nogood&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC51'> <span class="s">&quot;noinfo&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC52'> <span class="s">&quot;nocolor&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC53'> <span class="s">&quot;forcemem&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC54'> <span class="s">&quot;forceswap&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC55'> <span class="s">&quot;host&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC56'> <span class="s">&quot;socket&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC57'> <span class="s">&quot;port&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC58'> <span class="s">&quot;user&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC59'> <span class="s">&quot;pass&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC60'> <span class="s">&quot;skipsize&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC61'> <span class="s">&quot;checkversion&quot;</span> <span class="o">=&gt;</span> <span class="mi">0</span><span class="p">,</span></div><div class='line' id='LC62'> <span class="p">);</span></div><div class='line' id='LC63'><br/></div><div class='line' id='LC64'><span class="c1"># Gather the options from the command line</span></div><div class='line' id='LC65'><span class="n">GetOptions</span><span class="p">(</span><span class="o">\</span><span class="nv">%opt</span><span class="p">,</span></div><div class='line' id='LC66'> <span class="s">&#39;nobad&#39;</span><span class="p">,</span></div><div class='line' id='LC67'> <span class="s">&#39;nogood&#39;</span><span class="p">,</span></div><div class='line' id='LC68'> <span class="s">&#39;noinfo&#39;</span><span class="p">,</span></div><div class='line' id='LC69'> <span class="s">&#39;nocolor&#39;</span><span class="p">,</span></div><div class='line' id='LC70'> <span class="s">&#39;forcemem=i&#39;</span><span class="p">,</span></div><div class='line' id='LC71'> <span class="s">&#39;forceswap=i&#39;</span><span class="p">,</span></div><div class='line' id='LC72'> <span class="s">&#39;host=s&#39;</span><span class="p">,</span></div><div class='line' id='LC73'> <span class="s">&#39;socket=s&#39;</span><span class="p">,</span></div><div class='line' id='LC74'> <span class="s">&#39;port=i&#39;</span><span class="p">,</span></div><div class='line' id='LC75'> <span class="s">&#39;user=s&#39;</span><span class="p">,</span></div><div class='line' id='LC76'> <span class="s">&#39;pass=s&#39;</span><span class="p">,</span></div><div class='line' id='LC77'> <span class="s">&#39;skipsize&#39;</span><span class="p">,</span></div><div class='line' id='LC78'> <span class="s">&#39;checkversion&#39;</span><span class="p">,</span></div><div class='line' id='LC79'> <span class="s">&#39;help&#39;</span><span class="p">,</span></div><div class='line' id='LC80'> <span class="p">);</span></div><div class='line' id='LC81'><br/></div><div class='line' id='LC82'><span class="k">if</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;help&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;help&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span> <span class="n">usage</span><span class="p">();</span> <span class="p">}</span></div><div class='line' id='LC83'><br/></div><div class='line' id='LC84'><span class="k">sub </span><span class="nf">usage</span> <span class="p">{</span></div><div class='line' id='LC85'> <span class="c1"># Shown with --help option passed</span></div><div class='line' id='LC86'> <span class="k">print</span> <span class="s">&quot;\n&quot;</span><span class="o">.</span></div><div class='line' id='LC87'> <span class="s">&quot; MySQLTuner $tunerversion - MySQL High Performance Tuning Script\n&quot;</span><span class="o">.</span></div><div class='line' id='LC88'> <span class="s">&quot; Bug reports, feature requests, and downloads at http://mysqltuner.com/\n&quot;</span><span class="o">.</span></div><div class='line' id='LC89'> <span class="s">&quot; Maintained by Major Hayden (major\@mhtx.net) - Licensed under GPL\n&quot;</span><span class="o">.</span></div><div class='line' id='LC90'> <span class="s">&quot;\n&quot;</span><span class="o">.</span></div><div class='line' id='LC91'> <span class="s">&quot; Important Usage Guidelines:\n&quot;</span><span class="o">.</span></div><div class='line' id='LC92'> <span class="s">&quot; To run the script with the default options, run the script without arguments\n&quot;</span><span class="o">.</span></div><div class='line' id='LC93'> <span class="s">&quot; Allow MySQL server to run for at least 24-48 hours before trusting suggestions\n&quot;</span><span class="o">.</span></div><div class='line' id='LC94'> <span class="s">&quot; Some routines may require root level privileges (script will provide warnings)\n&quot;</span><span class="o">.</span></div><div class='line' id='LC95'> <span class="s">&quot; You must provide the remote server&#39;s total memory when connecting to other servers\n&quot;</span><span class="o">.</span></div><div class='line' id='LC96'> <span class="s">&quot;\n&quot;</span><span class="o">.</span></div><div class='line' id='LC97'> <span class="s">&quot; Connection and Authentication\n&quot;</span><span class="o">.</span></div><div class='line' id='LC98'> <span class="s">&quot; --host &lt;hostname&gt; Connect to a remote host to perform tests (default: localhost)\n&quot;</span><span class="o">.</span></div><div class='line' id='LC99'> <span class="s">&quot; --socket &lt;socket&gt; Use a different socket for a local connection\n&quot;</span><span class="o">.</span></div><div class='line' id='LC100'> <span class="s">&quot; --port &lt;port&gt; Port to use for connection (default: 3306)\n&quot;</span><span class="o">.</span></div><div class='line' id='LC101'> <span class="s">&quot; --user &lt;username&gt; Username to use for authentication\n&quot;</span><span class="o">.</span></div><div class='line' id='LC102'> <span class="s">&quot; --pass &lt;password&gt; Password to use for authentication\n&quot;</span><span class="o">.</span></div><div class='line' id='LC103'> <span class="s">&quot;\n&quot;</span><span class="o">.</span></div><div class='line' id='LC104'> <span class="s">&quot; Performance and Reporting Options\n&quot;</span><span class="o">.</span></div><div class='line' id='LC105'> <span class="s">&quot; --skipsize Don&#39;t enumerate tables and their types/sizes (default: on)\n&quot;</span><span class="o">.</span></div><div class='line' id='LC106'> <span class="s">&quot; (Recommended for servers with many tables)\n&quot;</span><span class="o">.</span></div><div class='line' id='LC107'> <span class="s">&quot; --checkversion Check for updates to MySQLTuner (default: don&#39;t check)\n&quot;</span><span class="o">.</span></div><div class='line' id='LC108'> <span class="s">&quot; --forcemem &lt;size&gt; Amount of RAM installed in megabytes\n&quot;</span><span class="o">.</span></div><div class='line' id='LC109'> <span class="s">&quot; --forceswap &lt;size&gt; Amount of swap memory configured in megabytes\n&quot;</span><span class="o">.</span></div><div class='line' id='LC110'> <span class="s">&quot;\n&quot;</span><span class="o">.</span></div><div class='line' id='LC111'> <span class="s">&quot; Output Options:\n&quot;</span><span class="o">.</span></div><div class='line' id='LC112'> <span class="s">&quot; --nogood Remove OK responses\n&quot;</span><span class="o">.</span></div><div class='line' id='LC113'> <span class="s">&quot; --nobad Remove negative/suggestion responses\n&quot;</span><span class="o">.</span></div><div class='line' id='LC114'> <span class="s">&quot; --noinfo Remove informational responses\n&quot;</span><span class="o">.</span></div><div class='line' id='LC115'> <span class="s">&quot; --nocolor Don&#39;t print output in color\n&quot;</span><span class="o">.</span></div><div class='line' id='LC116'> <span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC117'> <span class="nb">exit</span><span class="p">;</span></div><div class='line' id='LC118'><span class="p">}</span></div><div class='line' id='LC119'><br/></div><div class='line' id='LC120'><span class="k">my</span> <span class="nv">$devnull</span> <span class="o">=</span> <span class="nn">File::</span><span class="n">Spec</span><span class="o">-&gt;</span><span class="n">devnull</span><span class="p">();</span></div><div class='line' id='LC121'><br/></div><div class='line' id='LC122'><span class="c1"># Setting up the colors for the print styles</span></div><div class='line' id='LC123'><span class="k">my</span> <span class="nv">$good</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nocolor</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)?</span> <span class="s">&quot;[\e[0;32mOK\e[0m]&quot;</span> <span class="p">:</span> <span class="s">&quot;[OK]&quot;</span> <span class="p">;</span></div><div class='line' id='LC124'><span class="k">my</span> <span class="nv">$bad</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nocolor</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)?</span> <span class="s">&quot;[\e[0;31m!!\e[0m]&quot;</span> <span class="p">:</span> <span class="s">&quot;[!!]&quot;</span> <span class="p">;</span></div><div class='line' id='LC125'><span class="k">my</span> <span class="nv">$info</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nocolor</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)?</span> <span class="s">&quot;[\e[0;34m--\e[0m]&quot;</span> <span class="p">:</span> <span class="s">&quot;[--]&quot;</span> <span class="p">;</span></div><div class='line' id='LC126'><br/></div><div class='line' id='LC127'><span class="c1"># Functions that handle the print styles</span></div><div class='line' id='LC128'><span class="k">sub </span><span class="nf">goodprint</span> <span class="p">{</span> <span class="k">print</span> <span class="nv">$good</span><span class="o">.</span><span class="s">&quot; &quot;</span><span class="o">.</span><span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">unless</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nogood</span><span class="p">}</span> <span class="o">==</span> <span class="mi">1</span><span class="p">);</span> <span class="p">}</span></div><div class='line' id='LC129'><span class="k">sub </span><span class="nf">infoprint</span> <span class="p">{</span> <span class="k">print</span> <span class="nv">$info</span><span class="o">.</span><span class="s">&quot; &quot;</span><span class="o">.</span><span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">unless</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">noinfo</span><span class="p">}</span> <span class="o">==</span> <span class="mi">1</span><span class="p">);</span> <span class="p">}</span></div><div class='line' id='LC130'><span class="k">sub </span><span class="nf">badprint</span> <span class="p">{</span> <span class="k">print</span> <span class="nv">$bad</span><span class="o">.</span><span class="s">&quot; &quot;</span><span class="o">.</span><span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">unless</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nobad</span><span class="p">}</span> <span class="o">==</span> <span class="mi">1</span><span class="p">);</span> <span class="p">}</span></div><div class='line' id='LC131'><span class="k">sub </span><span class="nf">redwrap</span> <span class="p">{</span> <span class="k">return</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nocolor</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)?</span> <span class="s">&quot;\e[0;31m&quot;</span><span class="o">.</span><span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="s">&quot;\e[0m&quot;</span> <span class="p">:</span> <span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC132'><span class="k">sub </span><span class="nf">greenwrap</span> <span class="p">{</span> <span class="k">return</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">nocolor</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)?</span> <span class="s">&quot;\e[0;32m&quot;</span><span class="o">.</span><span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="s">&quot;\e[0m&quot;</span> <span class="p">:</span> <span class="nv">$_</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC133'><br/></div><div class='line' id='LC134'><span class="c1"># Calculates the parameter passed in bytes, and then rounds it to one decimal place</span></div><div class='line' id='LC135'><span class="k">sub </span><span class="nf">hr_bytes</span> <span class="p">{</span></div><div class='line' id='LC136'> <span class="k">my</span> <span class="nv">$num</span> <span class="o">=</span> <span class="nb">shift</span><span class="p">;</span></div><div class='line' id='LC137'> <span class="k">if</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">3</span><span class="p">))</span> <span class="p">{</span> <span class="c1">#GB</span></div><div class='line' id='LC138'> <span class="k">return</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,(</span><span class="nv">$num</span><span class="o">/</span><span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">3</span><span class="p">)))</span><span class="o">.</span><span class="s">&quot;G&quot;</span><span class="p">;</span></div><div class='line' id='LC139'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">2</span><span class="p">))</span> <span class="p">{</span> <span class="c1">#MB</span></div><div class='line' id='LC140'> <span class="k">return</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,(</span><span class="nv">$num</span><span class="o">/</span><span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">2</span><span class="p">)))</span><span class="o">.</span><span class="s">&quot;M&quot;</span><span class="p">;</span></div><div class='line' id='LC141'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="mi">1024</span><span class="p">)</span> <span class="p">{</span> <span class="c1">#KB</span></div><div class='line' id='LC142'> <span class="k">return</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,(</span><span class="nv">$num</span><span class="o">/</span><span class="mi">1024</span><span class="p">))</span><span class="o">.</span><span class="s">&quot;K&quot;</span><span class="p">;</span></div><div class='line' id='LC143'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC144'> <span class="k">return</span> <span class="nv">$num</span><span class="o">.</span><span class="s">&quot;B&quot;</span><span class="p">;</span></div><div class='line' id='LC145'> <span class="p">}</span></div><div class='line' id='LC146'><span class="p">}</span></div><div class='line' id='LC147'><br/></div><div class='line' id='LC148'><span class="c1"># Calculates the parameter passed in bytes, and then rounds it to the nearest integer</span></div><div class='line' id='LC149'><span class="k">sub </span><span class="nf">hr_bytes_rnd</span> <span class="p">{</span></div><div class='line' id='LC150'> <span class="k">my</span> <span class="nv">$num</span> <span class="o">=</span> <span class="nb">shift</span><span class="p">;</span></div><div class='line' id='LC151'> <span class="k">if</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">3</span><span class="p">))</span> <span class="p">{</span> <span class="c1">#GB</span></div><div class='line' id='LC152'> <span class="k">return</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$num</span><span class="o">/</span><span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">3</span><span class="p">)))</span><span class="o">.</span><span class="s">&quot;G&quot;</span><span class="p">;</span></div><div class='line' id='LC153'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">2</span><span class="p">))</span> <span class="p">{</span> <span class="c1">#MB</span></div><div class='line' id='LC154'> <span class="k">return</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$num</span><span class="o">/</span><span class="p">(</span><span class="mi">1024</span><span class="o">**</span><span class="mi">2</span><span class="p">)))</span><span class="o">.</span><span class="s">&quot;M&quot;</span><span class="p">;</span></div><div class='line' id='LC155'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="mi">1024</span><span class="p">)</span> <span class="p">{</span> <span class="c1">#KB</span></div><div class='line' id='LC156'> <span class="k">return</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$num</span><span class="o">/</span><span class="mi">1024</span><span class="p">))</span><span class="o">.</span><span class="s">&quot;K&quot;</span><span class="p">;</span></div><div class='line' id='LC157'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC158'> <span class="k">return</span> <span class="nv">$num</span><span class="o">.</span><span class="s">&quot;B&quot;</span><span class="p">;</span></div><div class='line' id='LC159'> <span class="p">}</span></div><div class='line' id='LC160'><span class="p">}</span></div><div class='line' id='LC161'><br/></div><div class='line' id='LC162'><span class="c1"># Calculates the parameter passed to the nearest power of 1000, then rounds it to the nearest integer</span></div><div class='line' id='LC163'><span class="k">sub </span><span class="nf">hr_num</span> <span class="p">{</span></div><div class='line' id='LC164'> <span class="k">my</span> <span class="nv">$num</span> <span class="o">=</span> <span class="nb">shift</span><span class="p">;</span></div><div class='line' id='LC165'> <span class="k">if</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">1000</span><span class="o">**</span><span class="mi">3</span><span class="p">))</span> <span class="p">{</span> <span class="c1"># Billions</span></div><div class='line' id='LC166'> <span class="k">return</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$num</span><span class="o">/</span><span class="p">(</span><span class="mi">1000</span><span class="o">**</span><span class="mi">3</span><span class="p">)))</span><span class="o">.</span><span class="s">&quot;B&quot;</span><span class="p">;</span></div><div class='line' id='LC167'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">1000</span><span class="o">**</span><span class="mi">2</span><span class="p">))</span> <span class="p">{</span> <span class="c1"># Millions</span></div><div class='line' id='LC168'> <span class="k">return</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$num</span><span class="o">/</span><span class="p">(</span><span class="mi">1000</span><span class="o">**</span><span class="mi">2</span><span class="p">)))</span><span class="o">.</span><span class="s">&quot;M&quot;</span><span class="p">;</span></div><div class='line' id='LC169'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$num</span> <span class="o">&gt;=</span> <span class="mi">1000</span><span class="p">)</span> <span class="p">{</span> <span class="c1"># Thousands</span></div><div class='line' id='LC170'> <span class="k">return</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$num</span><span class="o">/</span><span class="mi">1000</span><span class="p">))</span><span class="o">.</span><span class="s">&quot;K&quot;</span><span class="p">;</span></div><div class='line' id='LC171'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC172'> <span class="k">return</span> <span class="nv">$num</span><span class="p">;</span></div><div class='line' id='LC173'> <span class="p">}</span></div><div class='line' id='LC174'><span class="p">}</span></div><div class='line' id='LC175'><br/></div><div class='line' id='LC176'><span class="c1"># Calculates uptime to display in a more attractive form</span></div><div class='line' id='LC177'><span class="k">sub </span><span class="nf">pretty_uptime</span> <span class="p">{</span></div><div class='line' id='LC178'> <span class="k">my</span> <span class="nv">$uptime</span> <span class="o">=</span> <span class="nb">shift</span><span class="p">;</span></div><div class='line' id='LC179'> <span class="k">my</span> <span class="nv">$seconds</span> <span class="o">=</span> <span class="nv">$uptime</span> <span class="nv">%</span> <span class="nv">60</span><span class="p">;</span></div><div class='line' id='LC180'> <span class="k">my</span> <span class="nv">$minutes</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$uptime</span> <span class="nv">%</span> <span class="nv">3600</span><span class="p">)</span> <span class="o">/</span> <span class="mi">60</span><span class="p">);</span></div><div class='line' id='LC181'> <span class="k">my</span> <span class="nv">$hours</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$uptime</span> <span class="nv">%</span> <span class="nv">86400</span><span class="p">)</span> <span class="o">/</span> <span class="p">(</span><span class="mi">3600</span><span class="p">));</span></div><div class='line' id='LC182'> <span class="k">my</span> <span class="nv">$days</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="nv">$uptime</span> <span class="o">/</span> <span class="p">(</span><span class="mi">86400</span><span class="p">));</span></div><div class='line' id='LC183'> <span class="k">my</span> <span class="nv">$uptimestring</span><span class="p">;</span></div><div class='line' id='LC184'> <span class="k">if</span> <span class="p">(</span><span class="nv">$days</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC185'> <span class="nv">$uptimestring</span> <span class="o">=</span> <span class="s">&quot;${days}d ${hours}h ${minutes}m ${seconds}s&quot;</span><span class="p">;</span></div><div class='line' id='LC186'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$hours</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC187'> <span class="nv">$uptimestring</span> <span class="o">=</span> <span class="s">&quot;${hours}h ${minutes}m ${seconds}s&quot;</span><span class="p">;</span></div><div class='line' id='LC188'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$minutes</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC189'> <span class="nv">$uptimestring</span> <span class="o">=</span> <span class="s">&quot;${minutes}m ${seconds}s&quot;</span><span class="p">;</span></div><div class='line' id='LC190'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC191'> <span class="nv">$uptimestring</span> <span class="o">=</span> <span class="s">&quot;${seconds}s&quot;</span><span class="p">;</span></div><div class='line' id='LC192'> <span class="p">}</span></div><div class='line' id='LC193'> <span class="k">return</span> <span class="nv">$uptimestring</span><span class="p">;</span></div><div class='line' id='LC194'><span class="p">}</span></div><div class='line' id='LC195'><br/></div><div class='line' id='LC196'><span class="c1"># Retrieves the memory installed on this machine</span></div><div class='line' id='LC197'><span class="k">my</span> <span class="p">(</span><span class="nv">$physical_memory</span><span class="p">,</span><span class="nv">$swap_memory</span><span class="p">,</span><span class="nv">$duflags</span><span class="p">);</span></div><div class='line' id='LC198'><span class="k">sub </span><span class="nf">os_setup</span> <span class="p">{</span></div><div class='line' id='LC199'> <span class="k">sub </span><span class="nf">memerror</span> <span class="p">{</span></div><div class='line' id='LC200'> <span class="n">badprint</span> <span class="s">&quot;Unable to determine total memory/swap; use &#39;--forcemem&#39; and &#39;--forceswap&#39;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC201'> <span class="nb">exit</span><span class="p">;</span></div><div class='line' id='LC202'> <span class="p">}</span></div><div class='line' id='LC203'> <span class="k">my</span> <span class="nv">$os</span> <span class="o">=</span> <span class="sb">`uname`</span><span class="p">;</span></div><div class='line' id='LC204'> <span class="nv">$duflags</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /Linux/</span><span class="p">)</span> <span class="p">?</span> <span class="s">&#39;-b&#39;</span> <span class="p">:</span> <span class="s">&#39;&#39;</span><span class="p">;</span></div><div class='line' id='LC205'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;forcemem&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC206'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;forcemem&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="mi">1048576</span><span class="p">;</span></div><div class='line' id='LC207'> <span class="n">infoprint</span> <span class="s">&quot;Assuming $opt{&#39;forcemem&#39;} MB of physical memory\n&quot;</span><span class="p">;</span></div><div class='line' id='LC208'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;forceswap&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC209'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;forceswap&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="mi">1048576</span><span class="p">;</span></div><div class='line' id='LC210'> <span class="n">infoprint</span> <span class="s">&quot;Assuming $opt{&#39;forceswap&#39;} MB of swap space\n&quot;</span><span class="p">;</span></div><div class='line' id='LC211'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC212'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC213'> <span class="n">badprint</span> <span class="s">&quot;Assuming 0 MB of swap space (use --forceswap to specify)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC214'> <span class="p">}</span></div><div class='line' id='LC215'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC216'> <span class="k">if</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /Linux/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC217'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`free -b | grep Mem | awk &#39;{print \$2}&#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC218'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="sb">`free -b | grep Swap | awk &#39;{print \$2}&#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC219'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /Darwin/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC220'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`sysctl -n hw.memsize`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC221'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="sb">`sysctl -n vm.swapusage | awk &#39;{print \$3}&#39; | sed &#39;s/\..*\$//&#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC222'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /NetBSD|OpenBSD/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC223'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`sysctl -n hw.physmem`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC224'> <span class="k">if</span> <span class="p">(</span><span class="nv">$physical_memory</span> <span class="o">&lt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC225'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`sysctl -n hw.physmem64`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC226'> <span class="p">}</span></div><div class='line' id='LC227'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="sb">`swapctl -l | grep &#39;^/&#39; | awk &#39;{ s+= \$2 } END { print s }&#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC228'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /BSD/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC229'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`sysctl -n hw.realmem`</span><span class="p">;</span></div><div class='line' id='LC230'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="sb">`swapinfo | grep &#39;^/&#39; | awk &#39;{ s+= \$2 } END { print s }&#39;`</span><span class="p">;</span></div><div class='line' id='LC231'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /SunOS/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC232'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`/usr/sbin/prtconf | grep Memory | cut -f 3 -d &#39; &#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC233'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$physical_memory</span><span class="p">);</span></div><div class='line' id='LC234'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="nv">$physical_memory</span><span class="o">*</span><span class="mi">1024</span><span class="o">*</span><span class="mi">1024</span><span class="p">;</span></div><div class='line' id='LC235'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$os</span> <span class="o">=~</span><span class="sr"> /AIX/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC236'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="sb">`lsattr -El sys0 | grep realmem | awk &#39;{print \$2}&#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC237'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$physical_memory</span><span class="p">);</span></div><div class='line' id='LC238'> <span class="nv">$physical_memory</span> <span class="o">=</span> <span class="nv">$physical_memory</span><span class="o">*</span><span class="mi">1024</span><span class="p">;</span></div><div class='line' id='LC239'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="sb">`lsps -as | awk -F&quot;(MB| +)&quot; &#39;/MB /{print \$2}&#39;`</span> <span class="ow">or</span> <span class="n">memerror</span><span class="p">;</span></div><div class='line' id='LC240'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$swap_memory</span><span class="p">);</span></div><div class='line' id='LC241'> <span class="nv">$swap_memory</span> <span class="o">=</span> <span class="nv">$swap_memory</span><span class="o">*</span><span class="mi">1024</span><span class="o">*</span><span class="mi">1024</span><span class="p">;</span></div><div class='line' id='LC242'> <span class="p">}</span></div><div class='line' id='LC243'> <span class="p">}</span></div><div class='line' id='LC244'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$physical_memory</span><span class="p">);</span></div><div class='line' id='LC245'><span class="p">}</span></div><div class='line' id='LC246'><br/></div><div class='line' id='LC247'><span class="c1"># Checks to see if a MySQL login is possible</span></div><div class='line' id='LC248'><span class="k">my</span> <span class="p">(</span><span class="nv">$mysqllogin</span><span class="p">,</span><span class="nv">$doremote</span><span class="p">,</span><span class="nv">$remotestring</span><span class="p">);</span></div><div class='line' id='LC249'><span class="k">sub </span><span class="nf">mysql_setup</span> <span class="p">{</span></div><div class='line' id='LC250'> <span class="nv">$doremote</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC251'> <span class="nv">$remotestring</span> <span class="o">=</span> <span class="s">&#39;&#39;</span><span class="p">;</span></div><div class='line' id='LC252'> <span class="k">my</span> <span class="nv">$command</span> <span class="o">=</span> <span class="sb">`which mysqladmin`</span><span class="p">;</span></div><div class='line' id='LC253'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$command</span><span class="p">);</span></div><div class='line' id='LC254'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span> <span class="o">-</span><span class="n">e</span> <span class="nv">$command</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC255'> <span class="n">badprint</span> <span class="s">&quot;Unable to find mysqladmin in your \$PATH. Is MySQL installed?\n&quot;</span><span class="p">;</span></div><div class='line' id='LC256'> <span class="nb">exit</span><span class="p">;</span></div><div class='line' id='LC257'> <span class="p">}</span></div><div class='line' id='LC258'> <span class="c1"># Are we being asked to connect via a socket?</span></div><div class='line' id='LC259'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="nb">socket</span><span class="p">}</span> <span class="ow">ne</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC260'> <span class="nv">$remotestring</span> <span class="o">=</span> <span class="s">&quot; -S $opt{socket}&quot;</span><span class="p">;</span></div><div class='line' id='LC261'> <span class="p">}</span></div><div class='line' id='LC262'> <span class="c1"># Are we being asked to connect to a remote server?</span></div><div class='line' id='LC263'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">host</span><span class="p">}</span> <span class="ow">ne</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC264'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">host</span><span class="p">});</span></div><div class='line' id='LC265'> <span class="nv">$opt</span><span class="p">{</span><span class="n">port</span><span class="p">}</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">port</span><span class="p">}</span> <span class="ow">eq</span> <span class="mi">0</span><span class="p">)?</span> <span class="mi">3306</span> <span class="p">:</span> <span class="nv">$opt</span><span class="p">{</span><span class="n">port</span><span class="p">}</span> <span class="p">;</span></div><div class='line' id='LC266'> <span class="c1"># If we&#39;re doing a remote connection, but forcemem wasn&#39;t specified, we need to exit</span></div><div class='line' id='LC267'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="s">&#39;forcemem&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC268'> <span class="n">badprint</span> <span class="s">&quot;The --forcemem option is required for remote connections\n&quot;</span><span class="p">;</span></div><div class='line' id='LC269'> <span class="nb">exit</span><span class="p">;</span></div><div class='line' id='LC270'> <span class="p">}</span></div><div class='line' id='LC271'> <span class="n">infoprint</span> <span class="s">&quot;Performing tests on $opt{host}:$opt{port}\n&quot;</span><span class="p">;</span></div><div class='line' id='LC272'> <span class="nv">$remotestring</span> <span class="o">=</span> <span class="s">&quot; -h $opt{host} -P $opt{port}&quot;</span><span class="p">;</span></div><div class='line' id='LC273'> <span class="nv">$doremote</span> <span class="o">=</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC274'> <span class="p">}</span></div><div class='line' id='LC275'> <span class="c1"># Did we already get a username and password passed on the command line?</span></div><div class='line' id='LC276'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">user</span><span class="p">}</span> <span class="ow">ne</span> <span class="mi">0</span> <span class="ow">and</span> <span class="nv">$opt</span><span class="p">{</span><span class="n">pass</span><span class="p">}</span> <span class="ow">ne</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC277'> <span class="nv">$mysqllogin</span> <span class="o">=</span> <span class="s">&quot;-u $opt{user} -p&#39;$opt{pass}&#39;&quot;</span><span class="o">.</span><span class="nv">$remotestring</span><span class="p">;</span></div><div class='line' id='LC278'> <span class="k">my</span> <span class="nv">$loginstatus</span> <span class="o">=</span> <span class="sb">`mysqladmin ping $mysqllogin 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC279'> <span class="k">if</span> <span class="p">(</span><span class="nv">$loginstatus</span> <span class="o">=~</span><span class="sr"> /mysqld is alive/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC280'> <span class="n">goodprint</span> <span class="s">&quot;Logged in using credentials passed on the command line\n&quot;</span><span class="p">;</span></div><div class='line' id='LC281'> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC282'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC283'> <span class="n">badprint</span> <span class="s">&quot;Attempted to use login credentials, but they were invalid\n&quot;</span><span class="p">;</span></div><div class='line' id='LC284'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC285'> <span class="p">}</span></div><div class='line' id='LC286'> <span class="p">}</span></div><div class='line' id='LC287'> <span class="k">my</span> <span class="nv">$svcprop</span> <span class="o">=</span> <span class="sb">`which svcprop`</span><span class="p">;</span></div><div class='line' id='LC288'> <span class="k">if</span> <span class="p">(</span> <span class="nb">substr</span><span class="p">(</span><span class="nv">$svcprop</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span> <span class="o">=~</span> <span class="s">&quot;/&quot;</span> <span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC289'> <span class="c1"># We are on solaris</span></div><div class='line' id='LC290'> <span class="p">(</span><span class="k">my</span> <span class="nv">$mysql_login</span> <span class="o">=</span> <span class="sb">`svcprop -p quickbackup/username svc:/network/mysql-quickbackup:default`</span><span class="p">)</span> <span class="o">=~</span> <span class="sr">s/\s+$//</span><span class="p">;</span></div><div class='line' id='LC291'> <span class="p">(</span><span class="k">my</span> <span class="nv">$mysql_pass</span> <span class="o">=</span> <span class="sb">`svcprop -p quickbackup/password svc:/network/mysql-quickbackup:default`</span><span class="p">)</span> <span class="o">=~</span> <span class="sr">s/\s+$//</span><span class="p">;</span></div><div class='line' id='LC292'> <span class="k">if</span> <span class="p">(</span> <span class="nb">substr</span><span class="p">(</span><span class="nv">$mysql_login</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">7</span><span class="p">)</span> <span class="ow">ne</span> <span class="s">&quot;svcprop&quot;</span> <span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC293'> <span class="c1"># mysql-quickbackup is installed</span></div><div class='line' id='LC294'> <span class="nv">$mysqllogin</span> <span class="o">=</span> <span class="s">&quot;-u $mysql_login -p$mysql_pass&quot;</span><span class="p">;</span></div><div class='line' id='LC295'> <span class="k">my</span> <span class="nv">$loginstatus</span> <span class="o">=</span> <span class="sb">`mysqladmin $mysqllogin ping 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC296'> <span class="k">if</span> <span class="p">(</span><span class="nv">$loginstatus</span> <span class="o">=~</span><span class="sr"> /mysqld is alive/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC297'> <span class="n">goodprint</span> <span class="s">&quot;Logged in using credentials from mysql-quickbackup.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC298'> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC299'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC300'> <span class="n">badprint</span> <span class="s">&quot;Attempted to use login credentials from mysql-quickbackup, but they failed.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC301'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC302'> <span class="p">}</span></div><div class='line' id='LC303'> <span class="p">}</span></div><div class='line' id='LC304'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span> <span class="o">-</span><span class="n">r</span> <span class="s">&quot;/etc/psa/.psa.shadow&quot;</span> <span class="ow">and</span> <span class="nv">$doremote</span> <span class="o">==</span> <span class="mi">0</span> <span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC305'> <span class="c1"># It&#39;s a Plesk box, use the available credentials</span></div><div class='line' id='LC306'> <span class="nv">$mysqllogin</span> <span class="o">=</span> <span class="s">&quot;-u admin -p`cat /etc/psa/.psa.shadow`&quot;</span><span class="p">;</span></div><div class='line' id='LC307'> <span class="k">my</span> <span class="nv">$loginstatus</span> <span class="o">=</span> <span class="sb">`mysqladmin ping $mysqllogin 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC308'> <span class="k">unless</span> <span class="p">(</span><span class="nv">$loginstatus</span> <span class="o">=~</span><span class="sr"> /mysqld is alive/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC309'> <span class="n">badprint</span> <span class="s">&quot;Attempted to use login credentials from Plesk, but they failed.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC310'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC311'> <span class="p">}</span></div><div class='line' id='LC312'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span> <span class="o">-</span><span class="n">r</span> <span class="s">&quot;/etc/mysql/debian.cnf&quot;</span> <span class="ow">and</span> <span class="nv">$doremote</span> <span class="o">==</span> <span class="mi">0</span> <span class="p">){</span></div><div class='line' id='LC313'> <span class="c1"># We have a debian maintenance account, use it</span></div><div class='line' id='LC314'> <span class="nv">$mysqllogin</span> <span class="o">=</span> <span class="s">&quot;--defaults-file=/etc/mysql/debian.cnf&quot;</span><span class="p">;</span></div><div class='line' id='LC315'> <span class="k">my</span> <span class="nv">$loginstatus</span> <span class="o">=</span> <span class="sb">`mysqladmin $mysqllogin ping 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC316'> <span class="k">if</span> <span class="p">(</span><span class="nv">$loginstatus</span> <span class="o">=~</span><span class="sr"> /mysqld is alive/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC317'> <span class="n">goodprint</span> <span class="s">&quot;Logged in using credentials from debian maintenance account.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC318'> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC319'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC320'> <span class="n">badprint</span> <span class="s">&quot;Attempted to use login credentials from debian maintenance account, but they failed.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC321'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC322'> <span class="p">}</span></div><div class='line' id='LC323'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC324'> <span class="c1"># It&#39;s not Plesk or debian, we should try a login</span></div><div class='line' id='LC325'> <span class="k">my</span> <span class="nv">$loginstatus</span> <span class="o">=</span> <span class="sb">`mysqladmin $remotestring ping 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC326'> <span class="k">if</span> <span class="p">(</span><span class="nv">$loginstatus</span> <span class="o">=~</span><span class="sr"> /mysqld is alive/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC327'> <span class="c1"># Login went just fine</span></div><div class='line' id='LC328'> <span class="nv">$mysqllogin</span> <span class="o">=</span> <span class="s">&quot; $remotestring &quot;</span><span class="p">;</span></div><div class='line' id='LC329'> <span class="c1"># Did this go well because of a .my.cnf file or is there no password set?</span></div><div class='line' id='LC330'> <span class="k">my</span> <span class="nv">$userpath</span> <span class="o">=</span> <span class="sb">`printenv HOME`</span><span class="p">;</span></div><div class='line' id='LC331'> <span class="k">if</span> <span class="p">(</span><span class="nb">length</span><span class="p">(</span><span class="nv">$userpath</span><span class="p">)</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC332'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$userpath</span><span class="p">);</span></div><div class='line' id='LC333'> <span class="p">}</span></div><div class='line' id='LC334'> <span class="k">unless</span> <span class="p">(</span> <span class="o">-</span><span class="n">e</span> <span class="s">&quot;${userpath}/.my.cnf&quot;</span> <span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC335'> <span class="n">badprint</span> <span class="s">&quot;Successfully authenticated with no password - SECURITY RISK!\n&quot;</span><span class="p">;</span></div><div class='line' id='LC336'> <span class="p">}</span></div><div class='line' id='LC337'> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC338'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC339'> <span class="k">print</span> <span class="bp">STDERR</span> <span class="s">&quot;Please enter your MySQL administrative login: &quot;</span><span class="p">;</span></div><div class='line' id='LC340'> <span class="k">my</span> <span class="nv">$name</span> <span class="o">=</span> <span class="o">&lt;&gt;</span><span class="p">;</span></div><div class='line' id='LC341'> <span class="k">print</span> <span class="bp">STDERR</span> <span class="s">&quot;Please enter your MySQL administrative password: &quot;</span><span class="p">;</span></div><div class='line' id='LC342'> <span class="nb">system</span><span class="p">(</span><span class="s">&quot;stty -echo &gt;$devnull 2&gt;&amp;1&quot;</span><span class="p">);</span></div><div class='line' id='LC343'> <span class="k">my</span> <span class="nv">$password</span> <span class="o">=</span> <span class="o">&lt;&gt;</span><span class="p">;</span></div><div class='line' id='LC344'> <span class="nb">system</span><span class="p">(</span><span class="s">&quot;stty echo &gt;$devnull 2&gt;&amp;1&quot;</span><span class="p">);</span></div><div class='line' id='LC345'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$password</span><span class="p">);</span></div><div class='line' id='LC346'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$name</span><span class="p">);</span></div><div class='line' id='LC347'> <span class="nv">$mysqllogin</span> <span class="o">=</span> <span class="s">&quot;-u $name&quot;</span><span class="p">;</span></div><div class='line' id='LC348'> <span class="k">if</span> <span class="p">(</span><span class="nb">length</span><span class="p">(</span><span class="nv">$password</span><span class="p">)</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC349'> <span class="nv">$mysqllogin</span> <span class="o">.=</span> <span class="s">&quot; -p&#39;$password&#39;&quot;</span><span class="p">;</span></div><div class='line' id='LC350'> <span class="p">}</span></div><div class='line' id='LC351'> <span class="nv">$mysqllogin</span> <span class="o">.=</span> <span class="nv">$remotestring</span><span class="p">;</span></div><div class='line' id='LC352'> <span class="k">my</span> <span class="nv">$loginstatus</span> <span class="o">=</span> <span class="sb">`mysqladmin ping $mysqllogin 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC353'> <span class="k">if</span> <span class="p">(</span><span class="nv">$loginstatus</span> <span class="o">=~</span><span class="sr"> /mysqld is alive/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC354'> <span class="k">print</span> <span class="bp">STDERR</span> <span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC355'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span> <span class="nb">length</span><span class="p">(</span><span class="nv">$password</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC356'> <span class="c1"># Did this go well because of a .my.cnf file or is there no password set?</span></div><div class='line' id='LC357'> <span class="k">my</span> <span class="nv">$userpath</span> <span class="o">=</span> <span class="sb">`ls -d ~`</span><span class="p">;</span></div><div class='line' id='LC358'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$userpath</span><span class="p">);</span></div><div class='line' id='LC359'> <span class="k">unless</span> <span class="p">(</span> <span class="o">-</span><span class="n">e</span> <span class="s">&quot;$userpath/.my.cnf&quot;</span> <span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC360'> <span class="n">badprint</span> <span class="s">&quot;Successfully authenticated with no password - SECURITY RISK!\n&quot;</span><span class="p">;</span></div><div class='line' id='LC361'> <span class="p">}</span></div><div class='line' id='LC362'> <span class="p">}</span></div><div class='line' id='LC363'> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC364'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC365'> <span class="k">print</span> <span class="s">&quot;\n&quot;</span><span class="o">.</span><span class="nv">$bad</span><span class="o">.</span><span class="s">&quot; Attempted to use login credentials, but they were invalid.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC366'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC367'> <span class="p">}</span></div><div class='line' id='LC368'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC369'> <span class="p">}</span></div><div class='line' id='LC370'> <span class="p">}</span></div><div class='line' id='LC371'><span class="p">}</span></div><div class='line' id='LC372'><br/></div><div class='line' id='LC373'><span class="c1"># Populates all of the variable and status hashes</span></div><div class='line' id='LC374'><span class="k">my</span> <span class="p">(</span><span class="nv">%mystat</span><span class="p">,</span><span class="nv">%myvar</span><span class="p">,</span><span class="nv">$dummyselect</span><span class="p">);</span></div><div class='line' id='LC375'><span class="k">sub </span><span class="nf">get_all_vars</span> <span class="p">{</span></div><div class='line' id='LC376'> <span class="c1"># We need to initiate at least one query so that our data is useable</span></div><div class='line' id='LC377'> <span class="nv">$dummyselect</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SELECT VERSION();&quot;`</span><span class="p">;</span></div><div class='line' id='LC378'> <span class="k">my</span> <span class="nv">@mysqlvarlist</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SHOW /*!50000 GLOBAL */ VARIABLES;&quot;`</span><span class="p">;</span></div><div class='line' id='LC379'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$line</span> <span class="p">(</span><span class="nv">@mysqlvarlist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC380'> <span class="nv">$line</span> <span class="o">=~</span><span class="sr"> /([a-zA-Z_]*)\s*(.*)/</span><span class="p">;</span></div><div class='line' id='LC381'> <span class="nv">$myvar</span><span class="p">{</span><span class="nv">$1</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$2</span><span class="p">;</span></div><div class='line' id='LC382'> <span class="p">}</span></div><div class='line' id='LC383'> <span class="k">my</span> <span class="nv">@mysqlstatlist</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SHOW /*!50000 GLOBAL */ STATUS;&quot;`</span><span class="p">;</span></div><div class='line' id='LC384'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$line</span> <span class="p">(</span><span class="nv">@mysqlstatlist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC385'> <span class="nv">$line</span> <span class="o">=~</span><span class="sr"> /([a-zA-Z_]*)\s*(.*)/</span><span class="p">;</span></div><div class='line' id='LC386'> <span class="nv">$mystat</span><span class="p">{</span><span class="nv">$1</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$2</span><span class="p">;</span></div><div class='line' id='LC387'> <span class="p">}</span></div><div class='line' id='LC388'> <span class="c1"># Workaround for MySQL bug #59393 wrt. ignore-builtin-innodb</span></div><div class='line' id='LC389'> <span class="k">if</span> <span class="p">((</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;ignore_builtin_innodb&#39;</span><span class="p">}</span> <span class="o">||</span> <span class="s">&quot;&quot;</span><span class="p">)</span> <span class="ow">eq</span> <span class="s">&quot;ON&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC390'> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="s">&quot;NO&quot;</span><span class="p">;</span></div><div class='line' id='LC391'> <span class="p">}</span></div><div class='line' id='LC392'> <span class="c1"># have_* for engines is deprecated and will be removed in MySQL 5.6;</span></div><div class='line' id='LC393'> <span class="c1"># check SHOW ENGINES and set corresponding old style variables.</span></div><div class='line' id='LC394'> <span class="c1"># Also works around MySQL bug #59393 wrt. skip-innodb</span></div><div class='line' id='LC395'> <span class="k">my</span> <span class="nv">@mysqlenginelist</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SHOW ENGINES;&quot; 2&gt;$devnull`</span><span class="p">;</span></div><div class='line' id='LC396'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$line</span> <span class="p">(</span><span class="nv">@mysqlenginelist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC397'> <span class="k">if</span> <span class="p">(</span><span class="nv">$line</span> <span class="o">=~</span><span class="sr"> /^([a-zA-Z_]+)\s+(\S+)/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC398'> <span class="k">my</span> <span class="nv">$engine</span> <span class="o">=</span> <span class="nb">lc</span><span class="p">(</span><span class="nv">$1</span><span class="p">);</span></div><div class='line' id='LC399'> <span class="k">if</span> <span class="p">(</span><span class="nv">$engine</span> <span class="ow">eq</span> <span class="s">&quot;federated&quot;</span> <span class="o">||</span> <span class="nv">$engine</span> <span class="ow">eq</span> <span class="s">&quot;blackhole&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC400'> <span class="nv">$engine</span> <span class="o">.=</span> <span class="s">&quot;_engine&quot;</span><span class="p">;</span></div><div class='line' id='LC401'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$engine</span> <span class="ow">eq</span> <span class="s">&quot;berkeleydb&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC402'> <span class="nv">$engine</span> <span class="o">=</span> <span class="s">&quot;bdb&quot;</span><span class="p">;</span></div><div class='line' id='LC403'> <span class="p">}</span></div><div class='line' id='LC404'> <span class="k">my</span> <span class="nv">$val</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$2</span> <span class="ow">eq</span> <span class="s">&quot;DEFAULT&quot;</span><span class="p">)</span> <span class="p">?</span> <span class="s">&quot;YES&quot;</span> <span class="p">:</span> <span class="nv">$2</span><span class="p">;</span></div><div class='line' id='LC405'> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&quot;have_$engine&quot;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$val</span><span class="p">;</span></div><div class='line' id='LC406'> <span class="p">}</span></div><div class='line' id='LC407'> <span class="p">}</span></div><div class='line' id='LC408'><span class="p">}</span></div><div class='line' id='LC409'><br/></div><div class='line' id='LC410'><span class="k">sub </span><span class="nf">security_recommendations</span> <span class="p">{</span></div><div class='line' id='LC411'> <span class="k">print</span> <span class="s">&quot;\n-------- Security Recommendations -------------------------------------------\n&quot;</span><span class="p">;</span></div><div class='line' id='LC412'> <span class="k">my</span> <span class="nv">@mysqlstatlist</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SELECT CONCAT(user, &#39;\@&#39;, host) FROM mysql.user WHERE password = &#39;&#39; OR password IS NULL;&quot;`</span><span class="p">;</span></div><div class='line' id='LC413'> <span class="k">if</span> <span class="p">(</span><span class="nv">@mysqlstatlist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC414'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$line</span> <span class="p">(</span><span class="nb">sort</span> <span class="nv">@mysqlstatlist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC415'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$line</span><span class="p">);</span></div><div class='line' id='LC416'> <span class="n">badprint</span> <span class="s">&quot;User &#39;&quot;</span><span class="o">.</span><span class="nv">$line</span><span class="o">.</span><span class="s">&quot;&#39; has no password set.\n&quot;</span><span class="p">;</span></div><div class='line' id='LC417'> <span class="p">}</span></div><div class='line' id='LC418'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC419'> <span class="n">goodprint</span> <span class="s">&quot;All database users have passwords assigned\n&quot;</span><span class="p">;</span></div><div class='line' id='LC420'> <span class="p">}</span></div><div class='line' id='LC421'><span class="p">}</span></div><div class='line' id='LC422'><br/></div><div class='line' id='LC423'><span class="k">sub </span><span class="nf">get_replication_status</span> <span class="p">{</span></div><div class='line' id='LC424'> <span class="k">my</span> <span class="nv">$slave_status</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;show slave status\\G&quot;`</span><span class="p">;</span></div><div class='line' id='LC425'> <span class="k">my</span> <span class="p">(</span><span class="nv">$io_running</span><span class="p">)</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$slave_status</span> <span class="o">=~</span><span class="sr"> /slave_io_running\S*\s+(\S+)/i</span><span class="p">);</span></div><div class='line' id='LC426'> <span class="k">my</span> <span class="p">(</span><span class="nv">$sql_running</span><span class="p">)</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$slave_status</span> <span class="o">=~</span><span class="sr"> /slave_sql_running\S*\s+(\S+)/i</span><span class="p">);</span></div><div class='line' id='LC427'> <span class="k">if</span> <span class="p">(</span><span class="nv">$io_running</span> <span class="ow">eq</span> <span class="s">&#39;Yes&#39;</span> <span class="o">&amp;&amp;</span> <span class="nv">$sql_running</span> <span class="ow">eq</span> <span class="s">&#39;Yes&#39;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC428'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;read_only&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&#39;OFF&#39;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC429'> <span class="n">badprint</span> <span class="s">&quot;This replication slave is running with the read_only option disabled.&quot;</span><span class="p">;</span></div><div class='line' id='LC430'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC431'> <span class="n">goodprint</span> <span class="s">&quot;This replication slave is running with the read_only option enabled.&quot;</span><span class="p">;</span></div><div class='line' id='LC432'> <span class="p">}</span></div><div class='line' id='LC433'> <span class="p">}</span></div><div class='line' id='LC434'><span class="p">}</span></div><div class='line' id='LC435'><br/></div><div class='line' id='LC436'><span class="c1"># Checks for updates to MySQLTuner</span></div><div class='line' id='LC437'><span class="k">sub </span><span class="nf">validate_tuner_version</span> <span class="p">{</span></div><div class='line' id='LC438'> <span class="k">print</span> <span class="s">&quot;\n-------- General Statistics --------------------------------------------------\n&quot;</span><span class="p">;</span></div><div class='line' id='LC439'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">checkversion</span><span class="p">}</span> <span class="ow">eq</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC440'> <span class="n">infoprint</span> <span class="s">&quot;Skipped version check for MySQLTuner script\n&quot;</span><span class="p">;</span></div><div class='line' id='LC441'> <span class="k">return</span><span class="p">;</span></div><div class='line' id='LC442'> <span class="p">}</span></div><div class='line' id='LC443'> <span class="k">my</span> <span class="nv">$update</span><span class="p">;</span></div><div class='line' id='LC444'> <span class="k">my</span> <span class="nv">$url</span> <span class="o">=</span> <span class="s">&quot;http://mysqltuner.com/versioncheck.php?v=$tunerversion&quot;</span><span class="p">;</span></div><div class='line' id='LC445'> <span class="k">if</span> <span class="p">(</span><span class="o">-</span><span class="n">e</span> <span class="s">&quot;/usr/bin/curl&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC446'> <span class="nv">$update</span> <span class="o">=</span> <span class="sb">`/usr/bin/curl --connect-timeout 5 &#39;$url&#39; 2&gt;$devnull`</span><span class="p">;</span></div><div class='line' id='LC447'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$update</span><span class="p">);</span></div><div class='line' id='LC448'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="o">-</span><span class="n">e</span> <span class="s">&quot;/usr/bin/wget&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC449'> <span class="nv">$update</span> <span class="o">=</span> <span class="sb">`/usr/bin/wget -e timestamping=off -T 5 -O - &#39;$url&#39; 2&gt;$devnull`</span><span class="p">;</span></div><div class='line' id='LC450'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$update</span><span class="p">);</span></div><div class='line' id='LC451'> <span class="p">}</span></div><div class='line' id='LC452'> <span class="k">if</span> <span class="p">(</span><span class="nv">$update</span> <span class="ow">eq</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC453'> <span class="n">badprint</span> <span class="s">&quot;There is a new version of MySQLTuner available\n&quot;</span><span class="p">;</span></div><div class='line' id='LC454'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$update</span> <span class="ow">eq</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC455'> <span class="n">goodprint</span> <span class="s">&quot;You have the latest version of MySQLTuner\n&quot;</span><span class="p">;</span></div><div class='line' id='LC456'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC457'> <span class="n">infoprint</span> <span class="s">&quot;Unable to check for the latest MySQLTuner version\n&quot;</span><span class="p">;</span></div><div class='line' id='LC458'> <span class="p">}</span></div><div class='line' id='LC459'><span class="p">}</span></div><div class='line' id='LC460'><br/></div><div class='line' id='LC461'><span class="c1"># Checks for supported or EOL&#39;ed MySQL versions</span></div><div class='line' id='LC462'><span class="k">my</span> <span class="p">(</span><span class="nv">$mysqlvermajor</span><span class="p">,</span><span class="nv">$mysqlverminor</span><span class="p">);</span></div><div class='line' id='LC463'><span class="k">sub </span><span class="nf">validate_mysql_version</span> <span class="p">{</span></div><div class='line' id='LC464'> <span class="p">(</span><span class="nv">$mysqlvermajor</span><span class="p">,</span><span class="nv">$mysqlverminor</span><span class="p">)</span> <span class="o">=</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;version&#39;</span><span class="p">}</span> <span class="o">=~</span><span class="sr"> /(\d)\.(\d)/</span><span class="p">;</span></div><div class='line' id='LC465'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">5</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC466'> <span class="n">badprint</span> <span class="s">&quot;Your MySQL version &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;version&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot; is EOL software! Upgrade soon!\n&quot;</span><span class="p">;</span></div><div class='line' id='LC467'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">6</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC468'> <span class="n">badprint</span> <span class="s">&quot;Currently running unsupported MySQL version &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;version&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC469'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC470'> <span class="n">goodprint</span> <span class="s">&quot;Currently running supported MySQL version &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;version&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC471'> <span class="p">}</span></div><div class='line' id='LC472'><span class="p">}</span></div><div class='line' id='LC473'><br/></div><div class='line' id='LC474'><span class="c1"># Checks if MySQL version is greater than equal to (major, minor)</span></div><div class='line' id='LC475'><span class="k">sub </span><span class="nf">mysql_version_ge</span> <span class="p">{</span></div><div class='line' id='LC476'> <span class="k">my</span> <span class="p">(</span><span class="nv">$maj</span><span class="p">,</span> <span class="nv">$min</span><span class="p">)</span> <span class="o">=</span> <span class="nv">@_</span><span class="p">;</span></div><div class='line' id='LC477'> <span class="k">return</span> <span class="nv">$mysqlvermajor</span> <span class="o">&gt;</span> <span class="nv">$maj</span> <span class="o">||</span> <span class="p">(</span><span class="nv">$mysqlvermajor</span> <span class="o">==</span> <span class="nv">$maj</span> <span class="o">&amp;&amp;</span> <span class="nv">$mysqlverminor</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="nv">$min</span> <span class="o">||</span> <span class="mi">0</span><span class="p">));</span></div><div class='line' id='LC478'><span class="p">}</span></div><div class='line' id='LC479'><br/></div><div class='line' id='LC480'><span class="c1"># Checks for 32-bit boxes with more than 2GB of RAM</span></div><div class='line' id='LC481'><span class="k">my</span> <span class="p">(</span><span class="nv">$arch</span><span class="p">);</span></div><div class='line' id='LC482'><span class="k">sub </span><span class="nf">check_architecture</span> <span class="p">{</span></div><div class='line' id='LC483'> <span class="k">if</span> <span class="p">(</span><span class="nv">$doremote</span> <span class="ow">eq</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span> <span class="k">return</span><span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC484'> <span class="k">if</span> <span class="p">(</span><span class="sb">`uname`</span> <span class="o">=~</span><span class="sr"> /SunOS/</span> <span class="o">&amp;&amp;</span> <span class="sb">`isainfo -b`</span> <span class="o">=~</span><span class="sr"> /64/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC485'> <span class="nv">$arch</span> <span class="o">=</span> <span class="mi">64</span><span class="p">;</span></div><div class='line' id='LC486'> <span class="n">goodprint</span> <span class="s">&quot;Operating on 64-bit architecture\n&quot;</span><span class="p">;</span></div><div class='line' id='LC487'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="sb">`uname`</span> <span class="o">!~</span> <span class="sr">/SunOS/</span> <span class="o">&amp;&amp;</span> <span class="sb">`uname -m`</span> <span class="o">=~</span><span class="sr"> /64/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC488'> <span class="nv">$arch</span> <span class="o">=</span> <span class="mi">64</span><span class="p">;</span></div><div class='line' id='LC489'> <span class="n">goodprint</span> <span class="s">&quot;Operating on 64-bit architecture\n&quot;</span><span class="p">;</span></div><div class='line' id='LC490'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="sb">`uname`</span> <span class="o">=~</span><span class="sr"> /AIX/</span> <span class="o">&amp;&amp;</span> <span class="sb">`bootinfo -K`</span> <span class="o">=~</span><span class="sr"> /64/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC491'> <span class="nv">$arch</span> <span class="o">=</span> <span class="mi">64</span><span class="p">;</span></div><div class='line' id='LC492'> <span class="n">goodprint</span> <span class="s">&quot;Operating on 64-bit architecture\n&quot;</span><span class="p">;</span></div><div class='line' id='LC493'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC494'> <span class="nv">$arch</span> <span class="o">=</span> <span class="mi">32</span><span class="p">;</span></div><div class='line' id='LC495'> <span class="k">if</span> <span class="p">(</span><span class="nv">$physical_memory</span> <span class="o">&gt;</span> <span class="mi">2147483648</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC496'> <span class="n">badprint</span> <span class="s">&quot;Switch to 64-bit OS - MySQL cannot currently use all of your RAM\n&quot;</span><span class="p">;</span></div><div class='line' id='LC497'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC498'> <span class="n">goodprint</span> <span class="s">&quot;Operating on 32-bit architecture with less than 2GB RAM\n&quot;</span><span class="p">;</span></div><div class='line' id='LC499'> <span class="p">}</span></div><div class='line' id='LC500'> <span class="p">}</span></div><div class='line' id='LC501'><span class="p">}</span></div><div class='line' id='LC502'><br/></div><div class='line' id='LC503'><span class="c1"># Start up a ton of storage engine counts/statistics</span></div><div class='line' id='LC504'><span class="k">my</span> <span class="p">(</span><span class="nv">%enginestats</span><span class="p">,</span><span class="nv">%enginecount</span><span class="p">,</span><span class="nv">$fragtables</span><span class="p">);</span></div><div class='line' id='LC505'><span class="k">sub </span><span class="nf">check_storage_engines</span> <span class="p">{</span></div><div class='line' id='LC506'> <span class="k">if</span> <span class="p">(</span><span class="nv">$opt</span><span class="p">{</span><span class="n">skipsize</span><span class="p">}</span> <span class="ow">eq</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC507'> <span class="k">print</span> <span class="s">&quot;\n-------- Storage Engine Statistics -------------------------------------------\n&quot;</span><span class="p">;</span></div><div class='line' id='LC508'> <span class="n">infoprint</span> <span class="s">&quot;Skipped due to --skipsize option\n&quot;</span><span class="p">;</span></div><div class='line' id='LC509'> <span class="k">return</span><span class="p">;</span></div><div class='line' id='LC510'> <span class="p">}</span></div><div class='line' id='LC511'> <span class="k">print</span> <span class="s">&quot;\n-------- Storage Engine Statistics -------------------------------------------\n&quot;</span><span class="p">;</span></div><div class='line' id='LC512'> <span class="n">infoprint</span> <span class="s">&quot;Status: &quot;</span><span class="p">;</span></div><div class='line' id='LC513'> <span class="k">my</span> <span class="nv">$engines</span><span class="p">;</span></div><div class='line' id='LC514'> <span class="nv">$engines</span> <span class="o">.=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_archive&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_archive&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)?</span> <span class="n">greenwrap</span> <span class="s">&quot;+Archive &quot;</span> <span class="p">:</span> <span class="n">redwrap</span> <span class="s">&quot;-Archive &quot;</span> <span class="p">;</span></div><div class='line' id='LC515'> <span class="nv">$engines</span> <span class="o">.=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_bdb&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_bdb&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)?</span> <span class="n">greenwrap</span> <span class="s">&quot;+BDB &quot;</span> <span class="p">:</span> <span class="n">redwrap</span> <span class="s">&quot;-BDB &quot;</span> <span class="p">;</span></div><div class='line' id='LC516'> <span class="nv">$engines</span> <span class="o">.=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_federated_engine&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_federated_engine&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)?</span> <span class="n">greenwrap</span> <span class="s">&quot;+Federated &quot;</span> <span class="p">:</span> <span class="n">redwrap</span> <span class="s">&quot;-Federated &quot;</span> <span class="p">;</span></div><div class='line' id='LC517'> <span class="nv">$engines</span> <span class="o">.=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)?</span> <span class="n">greenwrap</span> <span class="s">&quot;+InnoDB &quot;</span> <span class="p">:</span> <span class="n">redwrap</span> <span class="s">&quot;-InnoDB &quot;</span> <span class="p">;</span></div><div class='line' id='LC518'> <span class="nv">$engines</span> <span class="o">.=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_isam&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_isam&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)?</span> <span class="n">greenwrap</span> <span class="s">&quot;+ISAM &quot;</span> <span class="p">:</span> <span class="n">redwrap</span> <span class="s">&quot;-ISAM &quot;</span> <span class="p">;</span></div><div class='line' id='LC519'> <span class="nv">$engines</span> <span class="o">.=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_ndbcluster&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_ndbcluster&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)?</span> <span class="n">greenwrap</span> <span class="s">&quot;+NDBCluster &quot;</span> <span class="p">:</span> <span class="n">redwrap</span> <span class="s">&quot;-NDBCluster &quot;</span> <span class="p">;</span></div><div class='line' id='LC520'> <span class="k">print</span> <span class="s">&quot;$engines\n&quot;</span><span class="p">;</span></div><div class='line' id='LC521'> <span class="k">if</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">5</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC522'> <span class="c1"># MySQL 5 servers can have table sizes calculated quickly from information schema</span></div><div class='line' id='LC523'> <span class="k">my</span> <span class="nv">@templist</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SELECT ENGINE,SUM(DATA_LENGTH),COUNT(ENGINE) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN (&#39;information_schema&#39;,&#39;mysql&#39;) AND ENGINE IS NOT NULL GROUP BY ENGINE ORDER BY ENGINE ASC;&quot;`</span><span class="p">;</span></div><div class='line' id='LC524'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$line</span> <span class="p">(</span><span class="nv">@templist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC525'> <span class="k">my</span> <span class="p">(</span><span class="nv">$engine</span><span class="p">,</span><span class="nv">$size</span><span class="p">,</span><span class="nv">$count</span><span class="p">);</span></div><div class='line' id='LC526'> <span class="p">(</span><span class="nv">$engine</span><span class="p">,</span><span class="nv">$size</span><span class="p">,</span><span class="nv">$count</span><span class="p">)</span> <span class="o">=</span> <span class="nv">$line</span> <span class="o">=~</span><span class="sr"> /([a-zA-Z_]*)\s+(\d+)\s+(\d+)/</span><span class="p">;</span></div><div class='line' id='LC527'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nb">defined</span><span class="p">(</span><span class="nv">$size</span><span class="p">))</span> <span class="p">{</span> <span class="k">next</span><span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC528'> <span class="nv">$enginestats</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$size</span><span class="p">;</span></div><div class='line' id='LC529'> <span class="nv">$enginecount</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$count</span><span class="p">;</span></div><div class='line' id='LC530'> <span class="p">}</span></div><div class='line' id='LC531'> <span class="nv">$fragtables</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SELECT COUNT(TABLE_NAME) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN (&#39;information_schema&#39;,&#39;mysql&#39;) AND Data_free &gt; 0 AND NOT ENGINE=&#39;MEMORY&#39;;&quot;`</span><span class="p">;</span></div><div class='line' id='LC532'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$fragtables</span><span class="p">);</span></div><div class='line' id='LC533'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC534'> <span class="c1"># MySQL &lt; 5 servers take a lot of work to get table sizes</span></div><div class='line' id='LC535'> <span class="k">my</span> <span class="nv">@tblist</span><span class="p">;</span></div><div class='line' id='LC536'> <span class="c1"># Now we build a database list, and loop through it to get storage engine stats for tables</span></div><div class='line' id='LC537'> <span class="k">my</span> <span class="nv">@dblist</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SHOW DATABASES&quot;`</span><span class="p">;</span></div><div class='line' id='LC538'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$db</span> <span class="p">(</span><span class="nv">@dblist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC539'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$db</span><span class="p">);</span></div><div class='line' id='LC540'> <span class="k">if</span> <span class="p">(</span><span class="nv">$db</span> <span class="ow">eq</span> <span class="s">&quot;information_schema&quot;</span><span class="p">)</span> <span class="p">{</span> <span class="k">next</span><span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC541'> <span class="k">my</span> <span class="nv">@ixs</span> <span class="o">=</span> <span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">6</span><span class="p">,</span> <span class="mi">9</span><span class="p">);</span></div><div class='line' id='LC542'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="mi">1</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC543'> <span class="c1"># MySQL 3.23/4.0 keeps Data_Length in the 5th (0-based) column</span></div><div class='line' id='LC544'> <span class="nv">@ixs</span> <span class="o">=</span> <span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">5</span><span class="p">,</span> <span class="mi">8</span><span class="p">);</span></div><div class='line' id='LC545'> <span class="p">}</span></div><div class='line' id='LC546'> <span class="nb">push</span><span class="p">(</span><span class="nv">@tblist</span><span class="p">,</span> <span class="nb">map</span> <span class="p">{</span> <span class="p">[</span> <span class="p">(</span><span class="nb">split</span><span class="p">)[</span><span class="nv">@ixs</span><span class="p">]</span> <span class="p">]</span> <span class="p">}</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SHOW TABLE STATUS FROM \\\`$db\\\`&quot;`</span><span class="p">);</span></div><div class='line' id='LC547'> <span class="p">}</span></div><div class='line' id='LC548'> <span class="c1"># Parse through the table list to generate storage engine counts/statistics</span></div><div class='line' id='LC549'> <span class="nv">$fragtables</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC550'> <span class="k">foreach</span> <span class="k">my</span> <span class="nv">$tbl</span> <span class="p">(</span><span class="nv">@tblist</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC551'> <span class="k">my</span> <span class="p">(</span><span class="nv">$engine</span><span class="p">,</span> <span class="nv">$size</span><span class="p">,</span> <span class="nv">$datafree</span><span class="p">)</span> <span class="o">=</span> <span class="nv">@$tbl</span><span class="p">;</span></div><div class='line' id='LC552'> <span class="k">if</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$enginestats</span><span class="p">{</span><span class="nv">$engine</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC553'> <span class="nv">$enginestats</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span> <span class="o">+=</span> <span class="nv">$size</span><span class="p">;</span></div><div class='line' id='LC554'> <span class="nv">$enginecount</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span> <span class="o">+=</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC555'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC556'> <span class="nv">$enginestats</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$size</span><span class="p">;</span></div><div class='line' id='LC557'> <span class="nv">$enginecount</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span> <span class="o">=</span> <span class="mi">1</span><span class="p">;</span></div><div class='line' id='LC558'> <span class="p">}</span></div><div class='line' id='LC559'> <span class="k">if</span> <span class="p">(</span><span class="nv">$datafree</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC560'> <span class="nv">$fragtables</span><span class="o">++</span><span class="p">;</span></div><div class='line' id='LC561'> <span class="p">}</span></div><div class='line' id='LC562'> <span class="p">}</span></div><div class='line' id='LC563'> <span class="p">}</span></div><div class='line' id='LC564'> <span class="k">while</span> <span class="p">(</span><span class="k">my</span> <span class="p">(</span><span class="nv">$engine</span><span class="p">,</span><span class="nv">$size</span><span class="p">)</span> <span class="o">=</span> <span class="nb">each</span><span class="p">(</span><span class="nv">%enginestats</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC565'> <span class="n">infoprint</span> <span class="s">&quot;Data in $engine tables: &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$size</span><span class="p">)</span><span class="o">.</span><span class="s">&quot; (Tables: &quot;</span><span class="o">.</span><span class="nv">$enginecount</span><span class="p">{</span><span class="nv">$engine</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC566'> <span class="p">}</span></div><div class='line' id='LC567'> <span class="c1"># If the storage engine isn&#39;t being used, recommend it to be disabled</span></div><div class='line' id='LC568'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nb">defined</span> <span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;InnoDB&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC569'> <span class="n">badprint</span> <span class="s">&quot;InnoDB is enabled but isn&#39;t being used\n&quot;</span><span class="p">;</span></div><div class='line' id='LC570'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Add skip-innodb to MySQL configuration to disable InnoDB&quot;</span><span class="p">);</span></div><div class='line' id='LC571'> <span class="p">}</span></div><div class='line' id='LC572'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nb">defined</span> <span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;BerkeleyDB&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_bdb&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_bdb&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC573'> <span class="n">badprint</span> <span class="s">&quot;BDB is enabled but isn&#39;t being used\n&quot;</span><span class="p">;</span></div><div class='line' id='LC574'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Add skip-bdb to MySQL configuration to disable BDB&quot;</span><span class="p">);</span></div><div class='line' id='LC575'> <span class="p">}</span></div><div class='line' id='LC576'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nb">defined</span> <span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;ISAM&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_isam&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_isam&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC577'> <span class="n">badprint</span> <span class="s">&quot;ISAM is enabled but isn&#39;t being used\n&quot;</span><span class="p">;</span></div><div class='line' id='LC578'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Add skip-isam to MySQL configuration to disable ISAM (MySQL &gt; 4.1.0)&quot;</span><span class="p">);</span></div><div class='line' id='LC579'> <span class="p">}</span></div><div class='line' id='LC580'> <span class="c1"># Fragmented tables</span></div><div class='line' id='LC581'> <span class="k">if</span> <span class="p">(</span><span class="nv">$fragtables</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC582'> <span class="n">badprint</span> <span class="s">&quot;Total fragmented tables: $fragtables\n&quot;</span><span class="p">;</span></div><div class='line' id='LC583'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Run OPTIMIZE TABLE to defragment tables for better performance&quot;</span><span class="p">);</span></div><div class='line' id='LC584'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC585'> <span class="n">goodprint</span> <span class="s">&quot;Total fragmented tables: $fragtables\n&quot;</span><span class="p">;</span></div><div class='line' id='LC586'> <span class="p">}</span></div><div class='line' id='LC587'><span class="p">}</span></div><div class='line' id='LC588'><br/></div><div class='line' id='LC589'><span class="k">my</span> <span class="nv">%mycalc</span><span class="p">;</span></div><div class='line' id='LC590'><span class="k">sub </span><span class="nf">calculations</span> <span class="p">{</span></div><div class='line' id='LC591'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC592'> <span class="n">badprint</span> <span class="s">&quot;Your server has not answered any queries - cannot continue...&quot;</span><span class="p">;</span></div><div class='line' id='LC593'> <span class="nb">exit</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC594'> <span class="p">}</span></div><div class='line' id='LC595'> <span class="c1"># Per-thread memory</span></div><div class='line' id='LC596'> <span class="k">if</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">4</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC597'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;per_thread_buffers&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;read_buffer_size&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;read_rnd_buffer_size&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;sort_buffer_size&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;thread_stack&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;join_buffer_size&#39;</span><span class="p">};</span></div><div class='line' id='LC598'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC599'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;per_thread_buffers&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;record_buffer&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;record_rnd_buffer&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;sort_buffer&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;thread_stack&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;join_buffer_size&#39;</span><span class="p">};</span></div><div class='line' id='LC600'> <span class="p">}</span></div><div class='line' id='LC601'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_per_thread_buffers&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;per_thread_buffers&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;max_connections&#39;</span><span class="p">};</span></div><div class='line' id='LC602'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;max_total_per_thread_buffers&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;per_thread_buffers&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Max_used_connections&#39;</span><span class="p">};</span></div><div class='line' id='LC603'><br/></div><div class='line' id='LC604'> <span class="c1"># Server-wide memory</span></div><div class='line' id='LC605'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;max_tmp_table_size&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;tmp_table_size&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;max_heap_table_size&#39;</span><span class="p">})</span> <span class="p">?</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;max_heap_table_size&#39;</span><span class="p">}</span> <span class="p">:</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;tmp_table_size&#39;</span><span class="p">}</span> <span class="p">;</span></div><div class='line' id='LC606'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;key_buffer_size&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;max_tmp_table_size&#39;</span><span class="p">};</span></div><div class='line' id='LC607'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">+=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_buffer_pool_size&#39;</span><span class="p">})</span> <span class="p">?</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_buffer_pool_size&#39;</span><span class="p">}</span> <span class="p">:</span> <span class="mi">0</span> <span class="p">;</span></div><div class='line' id='LC608'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">+=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_additional_mem_pool_size&#39;</span><span class="p">})</span> <span class="p">?</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_additional_mem_pool_size&#39;</span><span class="p">}</span> <span class="p">:</span> <span class="mi">0</span> <span class="p">;</span></div><div class='line' id='LC609'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">+=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_log_buffer_size&#39;</span><span class="p">})</span> <span class="p">?</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_log_buffer_size&#39;</span><span class="p">}</span> <span class="p">:</span> <span class="mi">0</span> <span class="p">;</span></div><div class='line' id='LC610'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">+=</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">})</span> <span class="p">?</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">}</span> <span class="p">:</span> <span class="mi">0</span> <span class="p">;</span></div><div class='line' id='LC611'><br/></div><div class='line' id='LC612'> <span class="c1"># Global memory</span></div><div class='line' id='LC613'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;max_used_memory&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&quot;max_total_per_thread_buffers&quot;</span><span class="p">};</span></div><div class='line' id='LC614'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_possible_used_memory&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_per_thread_buffers&#39;</span><span class="p">};</span></div><div class='line' id='LC615'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_physical_memory&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_possible_used_memory&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="mi">100</span><span class="p">)</span> <span class="o">/</span> <span class="nv">$physical_memory</span><span class="p">);</span></div><div class='line' id='LC616'><br/></div><div class='line' id='LC617'> <span class="c1"># Slow queries</span></div><div class='line' id='LC618'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_slow_queries&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Slow_queries&#39;</span><span class="p">}</span><span class="o">/</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC619'><br/></div><div class='line' id='LC620'> <span class="c1"># Connections</span></div><div class='line' id='LC621'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_connections_used&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Max_used_connections&#39;</span><span class="p">}</span><span class="o">/</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;max_connections&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC622'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_connections_used&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_connections_used&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">100</span><span class="p">)</span> <span class="p">?</span> <span class="mi">100</span> <span class="p">:</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_connections_used&#39;</span><span class="p">}</span> <span class="p">;</span></div><div class='line' id='LC623'><br/></div><div class='line' id='LC624'> <span class="c1"># Key buffers</span></div><div class='line' id='LC625'> <span class="k">if</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="mi">1</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC626'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_key_buffer_used&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,(</span><span class="mi">1</span> <span class="o">-</span> <span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_blocks_unused&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;key_cache_block_size&#39;</span><span class="p">})</span> <span class="o">/</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;key_buffer_size&#39;</span><span class="p">}))</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC627'> <span class="p">}</span></div><div class='line' id='LC628'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_read_requests&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC629'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_keys_from_mem&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,(</span><span class="mi">100</span> <span class="o">-</span> <span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_reads&#39;</span><span class="p">}</span> <span class="o">/</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_read_requests&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">)));</span></div><div class='line' id='LC630'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC631'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_keys_from_mem&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC632'> <span class="p">}</span></div><div class='line' id='LC633'> <span class="k">if</span> <span class="p">(</span><span class="nv">$doremote</span> <span class="ow">eq</span> <span class="mi">0</span> <span class="ow">and</span> <span class="o">!</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">5</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC634'> <span class="k">my</span> <span class="nv">$size</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC635'> <span class="nv">$size</span> <span class="o">+=</span> <span class="p">(</span><span class="nb">split</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span> <span class="k">for</span> <span class="sb">`find $myvar{&#39;datadir&#39;} -name &quot;*.MYI&quot; 2&gt;&amp;1 | xargs du -L $duflags 2&gt;&amp;1`</span><span class="p">;</span></div><div class='line' id='LC636'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$size</span><span class="p">;</span></div><div class='line' id='LC637'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">5</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC638'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="sb">`mysql $mysqllogin -Bse &quot;SELECT IFNULL(SUM(INDEX_LENGTH),0) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN (&#39;information_schema&#39;) AND ENGINE = &#39;MyISAM&#39;;&quot;`</span><span class="p">;</span></div><div class='line' id='LC639'> <span class="p">}</span></div><div class='line' id='LC640'> <span class="k">if</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="ow">and</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC641'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="s">&quot;fail&quot;</span><span class="p">;</span></div><div class='line' id='LC642'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC643'> <span class="nb">chomp</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">});</span></div><div class='line' id='LC644'> <span class="p">}</span></div><div class='line' id='LC645'><br/></div><div class='line' id='LC646'> <span class="c1"># Query cache</span></div><div class='line' id='LC647'> <span class="k">if</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">4</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC648'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;query_cache_efficiency&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_hits&#39;</span><span class="p">}</span> <span class="o">/</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_select&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_hits&#39;</span><span class="p">}))</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC649'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC650'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_query_cache_used&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.1f&quot;</span><span class="p">,</span><span class="mi">100</span> <span class="o">-</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_free_memory&#39;</span><span class="p">}</span> <span class="o">/</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC651'> <span class="p">}</span></div><div class='line' id='LC652'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_lowmem_prunes&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC653'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;query_cache_prunes_per_day&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC654'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC655'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;query_cache_prunes_per_day&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_lowmem_prunes&#39;</span><span class="p">}</span> <span class="sr">/ ($mystat{&#39;Uptime&#39;}/</span><span class="mi">86400</span><span class="p">));</span></div><div class='line' id='LC656'> <span class="p">}</span></div><div class='line' id='LC657'> <span class="p">}</span></div><div class='line' id='LC658'><br/></div><div class='line' id='LC659'> <span class="c1"># Sorting</span></div><div class='line' id='LC660'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_sorts&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Sort_scan&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Sort_range&#39;</span><span class="p">};</span></div><div class='line' id='LC661'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_sorts&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC662'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_temp_sort_table&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Sort_merge_passes&#39;</span><span class="p">}</span> <span class="o">/</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_sorts&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC663'> <span class="p">}</span></div><div class='line' id='LC664'><br/></div><div class='line' id='LC665'> <span class="c1"># Joins</span></div><div class='line' id='LC666'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;joins_without_indexes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Select_range_check&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Select_full_join&#39;</span><span class="p">};</span></div><div class='line' id='LC667'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;joins_without_indexes_per_day&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;joins_without_indexes&#39;</span><span class="p">}</span> <span class="sr">/ ($mystat{&#39;Uptime&#39;}/</span><span class="mi">86400</span><span class="p">));</span></div><div class='line' id='LC668'><br/></div><div class='line' id='LC669'> <span class="c1"># Temporary tables</span></div><div class='line' id='LC670'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_tables&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC671'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC672'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_temp_disk&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">}</span> <span class="o">/</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_tables&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">}))</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC673'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC674'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_temp_disk&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC675'> <span class="p">}</span></div><div class='line' id='LC676'> <span class="p">}</span></div><div class='line' id='LC677'><br/></div><div class='line' id='LC678'> <span class="c1"># Table cache</span></div><div class='line' id='LC679'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Opened_tables&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC680'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;table_cache_hit_rate&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_tables&#39;</span><span class="p">}</span><span class="o">*</span><span class="mi">100</span><span class="o">/</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Opened_tables&#39;</span><span class="p">});</span></div><div class='line' id='LC681'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC682'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;table_cache_hit_rate&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">100</span><span class="p">;</span></div><div class='line' id='LC683'> <span class="p">}</span></div><div class='line' id='LC684'><br/></div><div class='line' id='LC685'> <span class="c1"># Open files</span></div><div class='line' id='LC686'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;open_files_limit&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC687'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_files_open&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_files&#39;</span><span class="p">}</span><span class="o">*</span><span class="mi">100</span><span class="o">/</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;open_files_limit&#39;</span><span class="p">});</span></div><div class='line' id='LC688'> <span class="p">}</span></div><div class='line' id='LC689'><br/></div><div class='line' id='LC690'> <span class="c1"># Table locks</span></div><div class='line' id='LC691'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_immediate&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC692'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_waited&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC693'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_table_locks_immediate&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">100</span><span class="p">;</span></div><div class='line' id='LC694'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC695'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_table_locks_immediate&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_immediate&#39;</span><span class="p">}</span><span class="o">*</span><span class="mi">100</span><span class="o">/</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_waited&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_immediate&#39;</span><span class="p">}));</span></div><div class='line' id='LC696'> <span class="p">}</span></div><div class='line' id='LC697'> <span class="p">}</span></div><div class='line' id='LC698'><br/></div><div class='line' id='LC699'> <span class="c1"># Thread cache</span></div><div class='line' id='LC700'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;thread_cache_hit_rate&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="mi">100</span> <span class="o">-</span> <span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Threads_created&#39;</span><span class="p">}</span> <span class="o">/</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Connections&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">));</span></div><div class='line' id='LC701'><br/></div><div class='line' id='LC702'> <span class="c1"># Other</span></div><div class='line' id='LC703'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Connections&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC704'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_aborted_connections&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Aborted_connects&#39;</span><span class="p">}</span><span class="o">/</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Connections&#39;</span><span class="p">})</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC705'> <span class="p">}</span></div><div class='line' id='LC706'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC707'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_reads&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_select&#39;</span><span class="p">};</span></div><div class='line' id='LC708'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_writes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_delete&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_insert&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_update&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_replace&#39;</span><span class="p">};</span></div><div class='line' id='LC709'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_reads&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC710'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_reads&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span></div><div class='line' id='LC711'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_writes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">100</span><span class="p">;</span></div><div class='line' id='LC712'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC713'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_reads&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="nb">int</span><span class="p">((</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_reads&#39;</span><span class="p">}</span><span class="o">/</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_reads&#39;</span><span class="p">}</span><span class="o">+</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_writes&#39;</span><span class="p">}))</span> <span class="o">*</span> <span class="mi">100</span><span class="p">);</span></div><div class='line' id='LC714'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_writes&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="mi">100</span><span class="o">-</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_reads&#39;</span><span class="p">};</span></div><div class='line' id='LC715'> <span class="p">}</span></div><div class='line' id='LC716'> <span class="p">}</span></div><div class='line' id='LC717'><br/></div><div class='line' id='LC718'> <span class="c1"># InnoDB</span></div><div class='line' id='LC719'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC720'> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;innodb_log_size_pct&#39;</span><span class="p">}</span> <span class="o">=</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_log_file_size&#39;</span><span class="p">}</span> <span class="o">*</span> <span class="mi">100</span> <span class="o">/</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_buffer_pool_size&#39;</span><span class="p">});</span></div><div class='line' id='LC721'> <span class="p">}</span></div><div class='line' id='LC722'><span class="p">}</span></div><div class='line' id='LC723'><br/></div><div class='line' id='LC724'><span class="k">sub </span><span class="nf">mysql_stats</span> <span class="p">{</span></div><div class='line' id='LC725'> <span class="k">print</span> <span class="s">&quot;\n-------- Performance Metrics -------------------------------------------------\n&quot;</span><span class="p">;</span></div><div class='line' id='LC726'> <span class="c1"># Show uptime, queries per second, connections, traffic stats</span></div><div class='line' id='LC727'> <span class="k">my</span> <span class="nv">$qps</span><span class="p">;</span></div><div class='line' id='LC728'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Uptime&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span> <span class="nv">$qps</span> <span class="o">=</span> <span class="nb">sprintf</span><span class="p">(</span><span class="s">&quot;%.3f&quot;</span><span class="p">,</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">}</span><span class="o">/</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Uptime&#39;</span><span class="p">});</span> <span class="p">}</span></div><div class='line' id='LC729'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Uptime&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">86400</span><span class="p">)</span> <span class="p">{</span> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;MySQL started within last 24 hours - recommendations may be inaccurate&quot;</span><span class="p">);</span> <span class="p">}</span></div><div class='line' id='LC730'> <span class="n">infoprint</span> <span class="s">&quot;Up for: &quot;</span><span class="o">.</span><span class="n">pretty_uptime</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Uptime&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">})</span><span class="o">.</span></div><div class='line' id='LC731'> <span class="s">&quot; q [&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$qps</span><span class="p">)</span><span class="o">.</span><span class="s">&quot; qps], &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Connections&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; conn,&quot;</span><span class="o">.</span></div><div class='line' id='LC732'> <span class="s">&quot; TX: &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Bytes_sent&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;, RX: &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Bytes_received&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC733'> <span class="n">infoprint</span> <span class="s">&quot;Reads / Writes: &quot;</span><span class="o">.</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_reads&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;% / &quot;</span><span class="o">.</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_writes&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;%\n&quot;</span><span class="p">;</span></div><div class='line' id='LC734'><br/></div><div class='line' id='LC735'> <span class="c1"># Memory usage</span></div><div class='line' id='LC736'> <span class="n">infoprint</span> <span class="s">&quot;Total buffers: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;server_buffers&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; global + &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;per_thread_buffers&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; per thread ($myvar{&#39;max_connections&#39;} max threads)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC737'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_possible_used_memory&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">2</span><span class="o">*</span><span class="mi">1024</span><span class="o">*</span><span class="mi">1024</span><span class="o">*</span><span class="mi">1024</span> <span class="o">&amp;&amp;</span> <span class="nv">$arch</span> <span class="ow">eq</span> <span class="mi">32</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC738'> <span class="n">badprint</span> <span class="s">&quot;Allocating &gt; 2GB RAM on 32-bit systems can cause system instability\n&quot;</span><span class="p">;</span></div><div class='line' id='LC739'> <span class="n">badprint</span> <span class="s">&quot;Maximum possible memory usage: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_possible_used_memory&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; ($mycalc{&#39;pct_physical_memory&#39;}% of installed RAM)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC740'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_physical_memory&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">85</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC741'> <span class="n">badprint</span> <span class="s">&quot;Maximum possible memory usage: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_possible_used_memory&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; ($mycalc{&#39;pct_physical_memory&#39;}% of installed RAM)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC742'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Reduce your overall MySQL memory footprint for system stability&quot;</span><span class="p">);</span></div><div class='line' id='LC743'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC744'> <span class="n">goodprint</span> <span class="s">&quot;Maximum possible memory usage: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_possible_used_memory&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; ($mycalc{&#39;pct_physical_memory&#39;}% of installed RAM)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC745'> <span class="p">}</span></div><div class='line' id='LC746'><br/></div><div class='line' id='LC747'> <span class="c1"># Slow queries</span></div><div class='line' id='LC748'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_slow_queries&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">5</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC749'> <span class="n">badprint</span> <span class="s">&quot;Slow queries: $mycalc{&#39;pct_slow_queries&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Slow_queries&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC750'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC751'> <span class="n">goodprint</span> <span class="s">&quot;Slow queries: $mycalc{&#39;pct_slow_queries&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Slow_queries&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Questions&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC752'> <span class="p">}</span></div><div class='line' id='LC753'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;long_query_time&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">10</span><span class="p">)</span> <span class="p">{</span> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;long_query_time (&lt;= 10)&quot;</span><span class="p">);</span> <span class="p">}</span></div><div class='line' id='LC754'> <span class="k">if</span> <span class="p">(</span><span class="nb">defined</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;log_slow_queries&#39;</span><span class="p">}))</span> <span class="p">{</span></div><div class='line' id='LC755'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;log_slow_queries&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;OFF&quot;</span><span class="p">)</span> <span class="p">{</span> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Enable the slow query log to troubleshoot bad queries&quot;</span><span class="p">);</span> <span class="p">}</span></div><div class='line' id='LC756'> <span class="p">}</span></div><div class='line' id='LC757'><br/></div><div class='line' id='LC758'> <span class="c1"># Connections</span></div><div class='line' id='LC759'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_connections_used&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">85</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC760'> <span class="n">badprint</span> <span class="s">&quot;Highest connection usage: $mycalc{&#39;pct_connections_used&#39;}% ($mystat{&#39;Max_used_connections&#39;}/$myvar{&#39;max_connections&#39;})\n&quot;</span><span class="p">;</span></div><div class='line' id='LC761'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;max_connections (&gt; &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;max_connections&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC762'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;wait_timeout (&lt; &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;wait_timeout&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">,</span><span class="s">&quot;interactive_timeout (&lt; &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;interactive_timeout&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC763'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Reduce or eliminate persistent connections to reduce connection usage&quot;</span><span class="p">)</span></div><div class='line' id='LC764'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC765'> <span class="n">goodprint</span> <span class="s">&quot;Highest usage of available connections: $mycalc{&#39;pct_connections_used&#39;}% ($mystat{&#39;Max_used_connections&#39;}/$myvar{&#39;max_connections&#39;})\n&quot;</span><span class="p">;</span></div><div class='line' id='LC766'> <span class="p">}</span></div><div class='line' id='LC767'><br/></div><div class='line' id='LC768'> <span class="c1"># Key buffer</span></div><div class='line' id='LC769'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nb">defined</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">})</span> <span class="ow">and</span> <span class="nv">$doremote</span> <span class="o">==</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC770'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Unable to calculate MyISAM indexes on remote MySQL server &lt; 5.0.0&quot;</span><span class="p">);</span></div><div class='line' id='LC771'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">=~</span><span class="sr"> /^fail$/</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC772'> <span class="n">badprint</span> <span class="s">&quot;Cannot calculate MyISAM index size - re-run script as root user\n&quot;</span><span class="p">;</span></div><div class='line' id='LC773'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="s">&quot;0&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC774'> <span class="n">badprint</span> <span class="s">&quot;None of your MyISAM tables are indexed - add indexes immediately\n&quot;</span><span class="p">;</span></div><div class='line' id='LC775'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC776'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;key_buffer_size&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_keys_from_mem&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">95</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC777'> <span class="n">badprint</span> <span class="s">&quot;Key buffer size / total MyISAM indexes: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;key_buffer_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC778'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;key_buffer_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC779'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC780'> <span class="n">goodprint</span> <span class="s">&quot;Key buffer size / total MyISAM indexes: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;key_buffer_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_myisam_indexes&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC781'> <span class="p">}</span></div><div class='line' id='LC782'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_read_requests&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC783'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_keys_from_mem&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">95</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC784'> <span class="n">badprint</span> <span class="s">&quot;Key buffer hit rate: $mycalc{&#39;pct_keys_from_mem&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_read_requests&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; cached / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_reads&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; reads)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC785'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC786'> <span class="n">goodprint</span> <span class="s">&quot;Key buffer hit rate: $mycalc{&#39;pct_keys_from_mem&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_read_requests&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; cached / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Key_reads&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; reads)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC787'> <span class="p">}</span></div><div class='line' id='LC788'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC789'> <span class="c1"># No queries have run that would use keys</span></div><div class='line' id='LC790'> <span class="p">}</span></div><div class='line' id='LC791'> <span class="p">}</span></div><div class='line' id='LC792'><br/></div><div class='line' id='LC793'> <span class="c1"># Query cache</span></div><div class='line' id='LC794'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">4</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC795'> <span class="c1"># MySQL versions &lt; 4.01 don&#39;t support query caching</span></div><div class='line' id='LC796'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Upgrade MySQL to version 4+ to utilize query caching&quot;</span><span class="p">);</span></div><div class='line' id='LC797'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">1</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC798'> <span class="n">badprint</span> <span class="s">&quot;Query cache is disabled\n&quot;</span><span class="p">;</span></div><div class='line' id='LC799'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;query_cache_size (&gt;= 8M)&quot;</span><span class="p">);</span></div><div class='line' id='LC800'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_select&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC801'> <span class="n">badprint</span> <span class="s">&quot;Query cache cannot be analyzed - no SELECT statements executed\n&quot;</span><span class="p">;</span></div><div class='line' id='LC802'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC803'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;query_cache_efficiency&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">20</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC804'> <span class="n">badprint</span> <span class="s">&quot;Query cache efficiency: $mycalc{&#39;query_cache_efficiency&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_hits&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; cached / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_hits&#39;</span><span class="p">}</span><span class="o">+</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_select&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; selects)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC805'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;query_cache_limit (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_limit&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;, or use smaller result sets)&quot;</span><span class="p">);</span></div><div class='line' id='LC806'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC807'> <span class="n">goodprint</span> <span class="s">&quot;Query cache efficiency: $mycalc{&#39;query_cache_efficiency&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_hits&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; cached / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Qcache_hits&#39;</span><span class="p">}</span><span class="o">+</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Com_select&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; selects)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC808'> <span class="p">}</span></div><div class='line' id='LC809'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;query_cache_prunes_per_day&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">98</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC810'> <span class="n">badprint</span> <span class="s">&quot;Query cache prunes per day: $mycalc{&#39;query_cache_prunes_per_day&#39;}\n&quot;</span><span class="p">;</span></div><div class='line' id='LC811'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">128</span><span class="o">*</span><span class="mi">1024</span><span class="o">*</span><span class="mi">1024</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC812'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Increasing the query_cache size over 128M may reduce performance&quot;</span><span class="p">);</span></div><div class='line' id='LC813'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;query_cache_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;) [see warning above]&quot;</span><span class="p">);</span></div><div class='line' id='LC814'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC815'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;query_cache_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;query_cache_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC816'> <span class="p">}</span></div><div class='line' id='LC817'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC818'> <span class="n">goodprint</span> <span class="s">&quot;Query cache prunes per day: $mycalc{&#39;query_cache_prunes_per_day&#39;}\n&quot;</span><span class="p">;</span></div><div class='line' id='LC819'> <span class="p">}</span></div><div class='line' id='LC820'> <span class="p">}</span></div><div class='line' id='LC821'><br/></div><div class='line' id='LC822'> <span class="c1"># Sorting</span></div><div class='line' id='LC823'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_sorts&#39;</span><span class="p">}</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC824'> <span class="c1"># For the sake of space, we will be quiet here</span></div><div class='line' id='LC825'> <span class="c1"># No sorts have run yet</span></div><div class='line' id='LC826'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_temp_sort_table&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">10</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC827'> <span class="n">badprint</span> <span class="s">&quot;Sorts requiring temporary tables: $mycalc{&#39;pct_temp_sort_table&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Sort_merge_passes&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; temp sorts / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_sorts&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; sorts)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC828'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;sort_buffer_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;sort_buffer_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC829'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;read_rnd_buffer_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;read_rnd_buffer_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC830'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC831'> <span class="n">goodprint</span> <span class="s">&quot;Sorts requiring temporary tables: $mycalc{&#39;pct_temp_sort_table&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Sort_merge_passes&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; temp sorts / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;total_sorts&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; sorts)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC832'> <span class="p">}</span></div><div class='line' id='LC833'><br/></div><div class='line' id='LC834'> <span class="c1"># Joins</span></div><div class='line' id='LC835'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;joins_without_indexes_per_day&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">250</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC836'> <span class="n">badprint</span> <span class="s">&quot;Joins performed without indexes: $mycalc{&#39;joins_without_indexes&#39;}\n&quot;</span><span class="p">;</span></div><div class='line' id='LC837'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;join_buffer_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;join_buffer_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;, or always use indexes with joins)&quot;</span><span class="p">);</span></div><div class='line' id='LC838'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Adjust your join queries to always utilize indexes&quot;</span><span class="p">);</span></div><div class='line' id='LC839'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC840'> <span class="c1"># For the sake of space, we will be quiet here</span></div><div class='line' id='LC841'> <span class="c1"># No joins have run without indexes</span></div><div class='line' id='LC842'> <span class="p">}</span></div><div class='line' id='LC843'><br/></div><div class='line' id='LC844'> <span class="c1"># Temporary tables</span></div><div class='line' id='LC845'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_tables&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC846'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_temp_disk&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">25</span> <span class="o">&amp;&amp;</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;max_tmp_table_size&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">256</span><span class="o">*</span><span class="mi">1024</span><span class="o">*</span><span class="mi">1024</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC847'> <span class="n">badprint</span> <span class="s">&quot;Temporary tables created on disk: $mycalc{&#39;pct_temp_disk&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; on disk / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; total)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC848'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;tmp_table_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;tmp_table_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC849'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;max_heap_table_size (&gt; &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;max_heap_table_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC850'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;When making adjustments, make tmp_table_size/max_heap_table_size equal&quot;</span><span class="p">);</span></div><div class='line' id='LC851'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Reduce your SELECT DISTINCT queries without LIMIT clauses&quot;</span><span class="p">);</span></div><div class='line' id='LC852'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_temp_disk&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">25</span> <span class="o">&amp;&amp;</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;max_tmp_table_size&#39;</span><span class="p">}</span> <span class="o">&gt;=</span> <span class="mi">256</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC853'> <span class="n">badprint</span> <span class="s">&quot;Temporary tables created on disk: $mycalc{&#39;pct_temp_disk&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; on disk / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; total)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC854'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Temporary table size is already large - reduce result set size&quot;</span><span class="p">);</span></div><div class='line' id='LC855'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Reduce your SELECT DISTINCT queries without LIMIT clauses&quot;</span><span class="p">);</span></div><div class='line' id='LC856'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC857'> <span class="n">goodprint</span> <span class="s">&quot;Temporary tables created on disk: $mycalc{&#39;pct_temp_disk&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; on disk / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_disk_tables&#39;</span><span class="p">}</span> <span class="o">+</span> <span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Created_tmp_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; total)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC858'> <span class="p">}</span></div><div class='line' id='LC859'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC860'> <span class="c1"># For the sake of space, we will be quiet here</span></div><div class='line' id='LC861'> <span class="c1"># No temporary tables have been created</span></div><div class='line' id='LC862'> <span class="p">}</span></div><div class='line' id='LC863'><br/></div><div class='line' id='LC864'> <span class="c1"># Thread cache</span></div><div class='line' id='LC865'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;thread_cache_size&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC866'> <span class="n">badprint</span> <span class="s">&quot;Thread cache is disabled\n&quot;</span><span class="p">;</span></div><div class='line' id='LC867'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Set thread_cache_size to 4 as a starting value&quot;</span><span class="p">);</span></div><div class='line' id='LC868'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;thread_cache_size (start at 4)&quot;</span><span class="p">);</span></div><div class='line' id='LC869'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC870'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;thread_cache_hit_rate&#39;</span><span class="p">}</span> <span class="o">&lt;=</span> <span class="mi">50</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC871'> <span class="n">badprint</span> <span class="s">&quot;Thread cache hit rate: $mycalc{&#39;thread_cache_hit_rate&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Threads_created&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; created / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Connections&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; connections)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC872'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;thread_cache_size (&gt; $myvar{&#39;thread_cache_size&#39;})&quot;</span><span class="p">);</span></div><div class='line' id='LC873'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC874'> <span class="n">goodprint</span> <span class="s">&quot;Thread cache hit rate: $mycalc{&#39;thread_cache_hit_rate&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Threads_created&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; created / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Connections&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; connections)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC875'> <span class="p">}</span></div><div class='line' id='LC876'> <span class="p">}</span></div><div class='line' id='LC877'><br/></div><div class='line' id='LC878'> <span class="c1"># Table cache</span></div><div class='line' id='LC879'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_tables&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC880'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;table_cache_hit_rate&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">20</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC881'> <span class="n">badprint</span> <span class="s">&quot;Table cache hit rate: $mycalc{&#39;table_cache_hit_rate&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; open / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Opened_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; opened)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC882'> <span class="k">if</span> <span class="p">(</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">5</span><span class="p">,</span> <span class="mi">1</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC883'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;table_cache (&gt; &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;table_open_cache&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC884'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC885'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;table_cache (&gt; &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;table_cache&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC886'> <span class="p">}</span></div><div class='line' id='LC887'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Increase table_cache gradually to avoid file descriptor limits&quot;</span><span class="p">);</span></div><div class='line' id='LC888'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC889'> <span class="n">goodprint</span> <span class="s">&quot;Table cache hit rate: $mycalc{&#39;table_cache_hit_rate&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; open / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Opened_tables&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; opened)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC890'> <span class="p">}</span></div><div class='line' id='LC891'> <span class="p">}</span></div><div class='line' id='LC892'><br/></div><div class='line' id='LC893'> <span class="c1"># Open files</span></div><div class='line' id='LC894'> <span class="k">if</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_files_open&#39;</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC895'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_files_open&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">85</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC896'> <span class="n">badprint</span> <span class="s">&quot;Open file limit used: $mycalc{&#39;pct_files_open&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_files&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;open_files_limit&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC897'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;open_files_limit (&gt; &quot;</span><span class="o">.</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;open_files_limit&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC898'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC899'> <span class="n">goodprint</span> <span class="s">&quot;Open file limit used: $mycalc{&#39;pct_files_open&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Open_files&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;open_files_limit&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC900'> <span class="p">}</span></div><div class='line' id='LC901'> <span class="p">}</span></div><div class='line' id='LC902'><br/></div><div class='line' id='LC903'> <span class="c1"># Table locks</span></div><div class='line' id='LC904'> <span class="k">if</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_table_locks_immediate&#39;</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC905'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_table_locks_immediate&#39;</span><span class="p">}</span> <span class="o">&lt;</span> <span class="mi">95</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC906'> <span class="n">badprint</span> <span class="s">&quot;Table locks acquired immediately: $mycalc{&#39;pct_table_locks_immediate&#39;}%\n&quot;</span><span class="p">;</span></div><div class='line' id='LC907'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Optimize queries and/or use InnoDB to reduce lock wait&quot;</span><span class="p">);</span></div><div class='line' id='LC908'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC909'> <span class="n">goodprint</span> <span class="s">&quot;Table locks acquired immediately: $mycalc{&#39;pct_table_locks_immediate&#39;}% (&quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_immediate&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; immediate / &quot;</span><span class="o">.</span><span class="n">hr_num</span><span class="p">(</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_waited&#39;</span><span class="p">}</span><span class="o">+</span><span class="nv">$mystat</span><span class="p">{</span><span class="s">&#39;Table_locks_immediate&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot; locks)\n&quot;</span><span class="p">;</span></div><div class='line' id='LC910'> <span class="p">}</span></div><div class='line' id='LC911'> <span class="p">}</span></div><div class='line' id='LC912'><br/></div><div class='line' id='LC913'> <span class="c1"># Performance options</span></div><div class='line' id='LC914'> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="n">mysql_version_ge</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="mi">1</span><span class="p">))</span> <span class="p">{</span></div><div class='line' id='LC915'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Upgrade to MySQL 4.1+ to use concurrent MyISAM inserts&quot;</span><span class="p">);</span></div><div class='line' id='LC916'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;concurrent_insert&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;OFF&quot;</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC917'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Enable concurrent_insert by setting it to &#39;ON&#39;&quot;</span><span class="p">);</span></div><div class='line' id='LC918'> <span class="p">}</span> <span class="k">elsif</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;concurrent_insert&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC919'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Enable concurrent_insert by setting it to 1&quot;</span><span class="p">);</span></div><div class='line' id='LC920'> <span class="p">}</span></div><div class='line' id='LC921'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_aborted_connections&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">5</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC922'> <span class="n">badprint</span> <span class="s">&quot;Connections aborted: &quot;</span><span class="o">.</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_aborted_connections&#39;</span><span class="p">}</span><span class="o">.</span><span class="s">&quot;%\n&quot;</span><span class="p">;</span></div><div class='line' id='LC923'> <span class="nb">push</span><span class="p">(</span><span class="nv">@generalrec</span><span class="p">,</span><span class="s">&quot;Your applications are not closing MySQL connections properly&quot;</span><span class="p">);</span></div><div class='line' id='LC924'> <span class="p">}</span></div><div class='line' id='LC925'><br/></div><div class='line' id='LC926'> <span class="c1"># InnoDB</span></div><div class='line' id='LC927'> <span class="k">if</span> <span class="p">(</span><span class="nb">defined</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="o">&amp;&amp;</span> <span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;have_innodb&#39;</span><span class="p">}</span> <span class="ow">eq</span> <span class="s">&quot;YES&quot;</span> <span class="o">&amp;&amp;</span> <span class="nb">defined</span> <span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;InnoDB&#39;</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC928'> <span class="k">if</span> <span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_buffer_pool_size&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;InnoDB&#39;</span><span class="p">})</span> <span class="p">{</span></div><div class='line' id='LC929'> <span class="n">goodprint</span> <span class="s">&quot;InnoDB data size / buffer pool: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;InnoDB&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_buffer_pool_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC930'> <span class="p">}</span> <span class="k">else</span> <span class="p">{</span></div><div class='line' id='LC931'> <span class="n">badprint</span> <span class="s">&quot;InnoDB data size / buffer pool: &quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;InnoDB&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;/&quot;</span><span class="o">.</span><span class="n">hr_bytes</span><span class="p">(</span><span class="nv">$myvar</span><span class="p">{</span><span class="s">&#39;innodb_buffer_pool_size&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC932'> <span class="nb">push</span><span class="p">(</span><span class="nv">@adjvars</span><span class="p">,</span><span class="s">&quot;innodb_buffer_pool_size (&gt;= &quot;</span><span class="o">.</span><span class="n">hr_bytes_rnd</span><span class="p">(</span><span class="nv">$enginestats</span><span class="p">{</span><span class="s">&#39;InnoDB&#39;</span><span class="p">})</span><span class="o">.</span><span class="s">&quot;)&quot;</span><span class="p">);</span></div><div class='line' id='LC933'> <span class="p">}</span></div><div class='line' id='LC934'> <span class="p">}</span></div><div class='line' id='LC935'><span class="p">}</span></div><div class='line' id='LC936'><br/></div><div class='line' id='LC937'><span class="c1"># Take the two recommendation arrays and display them at the end of the output</span></div><div class='line' id='LC938'><span class="k">sub </span><span class="nf">make_recommendations</span> <span class="p">{</span></div><div class='line' id='LC939'> <span class="k">print</span> <span class="s">&quot;\n-------- Recommendations -----------------------------------------------------\n&quot;</span><span class="p">;</span></div><div class='line' id='LC940'> <span class="k">if</span> <span class="p">(</span><span class="nv">@generalrec</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC941'> <span class="k">print</span> <span class="s">&quot;General recommendations:\n&quot;</span><span class="p">;</span></div><div class='line' id='LC942'> <span class="k">foreach</span> <span class="p">(</span><span class="nv">@generalrec</span><span class="p">)</span> <span class="p">{</span> <span class="k">print</span> <span class="s">&quot; &quot;</span><span class="o">.</span><span class="nv">$_</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC943'> <span class="p">}</span></div><div class='line' id='LC944'> <span class="k">if</span> <span class="p">(</span><span class="nv">@adjvars</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC945'> <span class="k">print</span> <span class="s">&quot;Variables to adjust:\n&quot;</span><span class="p">;</span></div><div class='line' id='LC946'> <span class="k">if</span> <span class="p">(</span><span class="nv">$mycalc</span><span class="p">{</span><span class="s">&#39;pct_physical_memory&#39;</span><span class="p">}</span> <span class="o">&gt;</span> <span class="mi">90</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC947'> <span class="k">print</span> <span class="s">&quot; *** MySQL&#39;s maximum memory usage is dangerously high ***\n&quot;</span><span class="o">.</span></div><div class='line' id='LC948'> <span class="s">&quot; *** Add RAM before increasing MySQL buffer variables ***\n&quot;</span><span class="p">;</span></div><div class='line' id='LC949'> <span class="p">}</span></div><div class='line' id='LC950'> <span class="k">foreach</span> <span class="p">(</span><span class="nv">@adjvars</span><span class="p">)</span> <span class="p">{</span> <span class="k">print</span> <span class="s">&quot; &quot;</span><span class="o">.</span><span class="nv">$_</span><span class="o">.</span><span class="s">&quot;\n&quot;</span><span class="p">;</span> <span class="p">}</span></div><div class='line' id='LC951'> <span class="p">}</span></div><div class='line' id='LC952'> <span class="k">if</span> <span class="p">(</span><span class="nv">@generalrec</span> <span class="o">==</span> <span class="mi">0</span> <span class="o">&amp;&amp;</span> <span class="nv">@adjvars</span> <span class="o">==</span><span class="mi">0</span><span class="p">)</span> <span class="p">{</span></div><div class='line' id='LC953'> <span class="k">print</span> <span class="s">&quot;No additional performance recommendations are available.\n&quot;</span></div><div class='line' id='LC954'> <span class="p">}</span></div><div class='line' id='LC955'> <span class="k">print</span> <span class="s">&quot;\n&quot;</span><span class="p">;</span></div><div class='line' id='LC956'><span class="p">}</span></div><div class='line' id='LC957'><br/></div><div class='line' id='LC958'><span class="c1"># ---------------------------------------------------------------------------</span></div><div class='line' id='LC959'><span class="c1"># BEGIN &#39;MAIN&#39;</span></div><div class='line' id='LC960'><span class="c1"># ---------------------------------------------------------------------------</span></div><div class='line' id='LC961'><span class="k">print</span> <span class="s">&quot;\n &gt;&gt; MySQLTuner $tunerversion - Major Hayden &lt;major\@mhtx.net&gt;\n&quot;</span><span class="o">.</span></div><div class='line' id='LC962'> <span class="s">&quot; &gt;&gt; Bug reports, feature requests, and downloads at http://mysqltuner.com/\n&quot;</span><span class="o">.</span></div><div class='line' id='LC963'> <span class="s">&quot; &gt;&gt; Run with &#39;--help&#39; for additional options and output filtering\n&quot;</span><span class="p">;</span></div><div class='line' id='LC964'><span class="n">mysql_setup</span><span class="p">;</span> <span class="c1"># Gotta login first</span></div><div class='line' id='LC965'><span class="n">os_setup</span><span class="p">;</span> <span class="c1"># Set up some OS variables</span></div><div class='line' id='LC966'><span class="n">get_all_vars</span><span class="p">;</span> <span class="c1"># Toss variables/status into hashes</span></div><div class='line' id='LC967'><span class="n">validate_tuner_version</span><span class="p">;</span> <span class="c1"># Check current MySQLTuner version</span></div><div class='line' id='LC968'><span class="n">validate_mysql_version</span><span class="p">;</span> <span class="c1"># Check current MySQL version</span></div><div class='line' id='LC969'><span class="n">check_architecture</span><span class="p">;</span> <span class="c1"># Suggest 64-bit upgrade</span></div><div class='line' id='LC970'><span class="n">check_storage_engines</span><span class="p">;</span> <span class="c1"># Show enabled storage engines</span></div><div class='line' id='LC971'><span class="n">security_recommendations</span><span class="p">;</span> <span class="c1"># Display some security recommendations</span></div><div class='line' id='LC972'><span class="n">calculations</span><span class="p">;</span> <span class="c1"># Calculate everything we need</span></div><div class='line' id='LC973'><span class="n">mysql_stats</span><span class="p">;</span> <span class="c1"># Print the server stats</span></div><div class='line' id='LC974'><span class="n">make_recommendations</span><span class="p">;</span> <span class="c1"># Make recommendations based on stats</span></div><div class='line' id='LC975'><span class="c1"># ---------------------------------------------------------------------------</span></div><div class='line' id='LC976'><span class="c1"># END &#39;MAIN&#39;</span></div><div class='line' id='LC977'><span class="c1"># ---------------------------------------------------------------------------</span></div><div class='line' id='LC978'><br/></div><div class='line' id='LC979'><span class="c1"># Local variables:</span></div><div class='line' id='LC980'><span class="c1"># indent-tabs-mode: t</span></div><div class='line' id='LC981'><span class="c1"># cperl-indent-level: 8</span></div><div class='line' id='LC982'><span class="c1"># perl-indent-level: 8</span></div><div class='line' id='LC983'><span class="c1"># End:</span></div></pre></div>
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