Attachment 6348 Details for Bug 8041 – HTML manpage

HTML manpage

ping_pong.1.html (text/html), 2.77 KB, created by Mathieu Parent on 2011-03-26 10:45:11 UTC

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Creator: Mathieu Parent

Created: 2011-03-26 10:45:11 UTC

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><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>ping_pong</title><meta name="generator" content="DocBook XSL Stylesheets V1.76.1"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="refentry" title="ping_pong"><a name="ping_pong.1"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ping_pong &#8212; measures the ping-pong byte range lock latency</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="command">ping_pong [options] &lt;file&gt; &lt;num_locks&gt;</code> </p></div><div class="cmdsynopsis"><p><code class="command">ping_pong</code>  [-r] [-w] [-m]</p></div></div><div class="refsect1" title="DESCRIPTION"><a name="id2949769"></a><h2>DESCRIPTION</h2><p>
>      This measures the ping-pong byte range lock latency. It is
>      especially useful on a cluster of nodes sharing a common lock
>      manager as it will give some indication of the lock managers
>      performance under stress.
>    </p></div><div class="refsect1" title="OPTIONS"><a name="id2949782"></a><h2>OPTIONS</h2><div class="variablelist"><dl><dt><span class="term">-r</span></dt><dd><p>
>	    do reads
>	  </p></dd><dt><span class="term">-w</span></dt><dd><p>
>	    do writes
>	  </p></dd><dt><span class="term">-m</span></dt><dd><p>
>	    use mmap
>	  </p></dd></dl></div></div><div class="refsect1" title="EXAMPLES"><a name="id2949828"></a><h2>EXAMPLES</h2><p>
>      Testing lock coherence
>    </p><pre class="screen">
>      ping_pong test.dat N
>    </pre><p>
>      Testing IO coherence
>    </p><pre class="screen">
>      ping_pong -rw test.dat N
>    </pre></div><div class="refsect1" title="SEE ALSO"><a name="id2949852"></a><h2>SEE ALSO</h2><p>
>      <a class="ulink" href="https://wiki.samba.org/index.php/Ping_pong" target="_top">https://wiki.samba.org/index.php/Ping_pong</a>, ctdb(1), ctdbd(1)
>    </p></div><div class="refsect1" title="COPYRIGHT/LICENSE"><a name="id2949866"></a><h2>COPYRIGHT/LICENSE</h2><div class="literallayout"><p><br>
>Copyright (C) Andrew Tridgell 2002<br>
><br>
>This program is free software; you can redistribute it and/or modify<br>
>it under the terms of the GNU General Public License as published by<br>
>the Free Software Foundation; either version 3 of the License, or (at<br>
>your option) any later version.<br>
><br>
>This program is distributed in the hope that it will be useful, but<br>
>WITHOUT ANY WARRANTY; without even the implied warranty of<br>
>MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU<br>
>General Public License for more details.<br>
><br>
>You should have received a copy of the GNU General Public License<br>
>along with this program; if not, see http://www.gnu.org/licenses/.<br>
></p></div></div></div></body></html>

<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>ping_pong</title><meta name="generator" content="DocBook XSL Stylesheets V1.76.1"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="refentry" title="ping_pong"><a name="ping_pong.1"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ping_pong &#8212; measures the ping-pong byte range lock latency</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="command">ping_pong [options] &lt;file&gt; &lt;num_locks&gt;</code> </p></div><div class="cmdsynopsis"><p><code class="command">ping_pong</code>  [-r] [-w] [-m]</p></div></div><div class="refsect1" title="DESCRIPTION"><a name="id2949769"></a><h2>DESCRIPTION</h2><p>
      This measures the ping-pong byte range lock latency. It is
      especially useful on a cluster of nodes sharing a common lock
      manager as it will give some indication of the lock managers
      performance under stress.
    </p></div><div class="refsect1" title="OPTIONS"><a name="id2949782"></a><h2>OPTIONS</h2><div class="variablelist"><dl><dt><span class="term">-r</span></dt><dd><p>
	    do reads
	  </p></dd><dt><span class="term">-w</span></dt><dd><p>
	    do writes
	  </p></dd><dt><span class="term">-m</span></dt><dd><p>
	    use mmap
	  </p></dd></dl></div></div><div class="refsect1" title="EXAMPLES"><a name="id2949828"></a><h2>EXAMPLES</h2><p>
      Testing lock coherence
    </p><pre class="screen">
      ping_pong test.dat N
    </pre><p>
      Testing IO coherence
    </p><pre class="screen">
      ping_pong -rw test.dat N
    </pre></div><div class="refsect1" title="SEE ALSO"><a name="id2949852"></a><h2>SEE ALSO</h2><p>
      <a class="ulink" href="https://wiki.samba.org/index.php/Ping_pong" target="_top">https://wiki.samba.org/index.php/Ping_pong</a>, ctdb(1), ctdbd(1)
    </p></div><div class="refsect1" title="COPYRIGHT/LICENSE"><a name="id2949866"></a><h2>COPYRIGHT/LICENSE</h2><div class="literallayout"><p><br>
Copyright (C) Andrew Tridgell 2002<br>
<br>
This program is free software; you can redistribute it and/or modify<br>
it under the terms of the GNU General Public License as published by<br>
the Free Software Foundation; either version 3 of the License, or (at<br>
your option) any later version.<br>
<br>
This program is distributed in the hope that it will be useful, but<br>
WITHOUT ANY WARRANTY; without even the implied warranty of<br>
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU<br>
General Public License for more details.<br>
<br>
You should have received a copy of the GNU General Public License<br>
along with this program; if not, see http://www.gnu.org/licenses/.<br>
</p></div></div></div></body></html>

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