The Samba-Bugzilla – Attachment 6348 Details for
Bug 8041
Manpage for ping_pong
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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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Description:
HTML manpage
Filename:
MIME Type:
Creator:
Mathieu Parent
Created:
2011-03-26 10:45:11 UTC
Size:
2.77 KB
patch
obsolete
><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 — 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] <file> <num_locks></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 — 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] <file> <num_locks></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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