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systemd/man/systemd-coredumpctl.html
Michael Biebl 14228c0ddf Imported Upstream version 208
2014-04-27 12:02:08 +02:00

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<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>systemd-coredumpctl</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><style>
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</style><a href="index.html">Index </a>·
<a href="systemd.directives.html">Directives </a>·
<a href="../python-systemd/index.html">Python </a>·
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<a href="../libudev/index.html">gudev </a><span style="float:right">systemd 208</span><hr><div class="refentry"><a name="systemd-coredumpctl"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>systemd-coredumpctl — Retrieve coredumps from the journal</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="command">systemd-coredumpctl</code> [OPTIONS...] {COMMAND} [PID|COMM|EXE|MATCH...]</p></div></div><div class="refsect1"><a name="idm274687297584"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description"></a></h2><p><span class="command"><strong>systemd-coredumpctl</strong></span> may be used to
retrieve coredumps from
<a href="systemd-journald.html"><span class="citerefentry"><span class="refentrytitle">systemd-journald</span>(8)</span></a>.</p></div><div class="refsect1"><a name="idm274687294992"></a><h2 id="Options">Options<a class="headerlink" title="Permalink to this headline" href="#Options"></a></h2><p>The following options are understood:</p><div class="variablelist"><dl class="variablelist"><dt id="-h"><span class="term"><code class="option">-h</code>, </span><span class="term"><code class="option">--help</code></span><a class="headerlink" title="Permalink to this term" href="#-h"></a></dt><dd><p>Print a short help
text and exit.</p></dd><dt id="--version"><span class="term"><code class="option">--version</code></span><a class="headerlink" title="Permalink to this term" href="#--version"></a></dt><dd><p>Print a short version
string and exit.</p></dd><dt id="-F"><span class="term"><code class="option">-F</code>, </span><span class="term"><code class="option">--field=</code></span><a class="headerlink" title="Permalink to this term" href="#-F"></a></dt><dd><p>Print all possible
data values the specified field
takes in matching coredump entries of the
journal.</p></dd><dt id="-o"><span class="term"><code class="option">-o</code>, </span><span class="term"><code class="option">--output=FILE</code></span><a class="headerlink" title="Permalink to this term" href="#-o"></a></dt><dd><p>Write the core to
<code class="option">FILE</code>.</p></dd><dt id="--no-pager"><span class="term"><code class="option">--no-pager</code></span><a class="headerlink" title="Permalink to this term" href="#--no-pager"></a></dt><dd><p>Do not pipe output of
<span class="command"><strong>list</strong></span> into a
pager.</p></dd><dt id="--no-legend"><span class="term"><code class="option">--no-legend</code></span><a class="headerlink" title="Permalink to this term" href="#--no-legend"></a></dt><dd><p>Do not print the column headers.
</p></dd></dl></div><p>The following commands are understood:</p><div class="variablelist"><dl class="variablelist"><dt id="list"><span class="term"><span class="command"><strong>list</strong></span></span><a class="headerlink" title="Permalink to this term" href="#list"></a></dt><dd><p>List coredumps captured in the journal
matching specified characteristics.</p></dd><dt id="dump"><span class="term"><span class="command"><strong>dump</strong></span></span><a class="headerlink" title="Permalink to this term" href="#dump"></a></dt><dd><p>Extract the last coredump
matching specified characteristics.
Coredump will be written on stdout, unless
an output file is specified with
<code class="option">-o/--output</code>.
</p></dd><dt id="gdb"><span class="term"><span class="command"><strong>gdb</strong></span></span><a class="headerlink" title="Permalink to this term" href="#gdb"></a></dt><dd><p>Invoke the GNU
debugger on the last coredump matching
specified characteristics.
</p></dd></dl></div></div><div class="refsect1"><a name="idm274687350576"></a><h2 id="Matching">Matching<a class="headerlink" title="Permalink to this headline" href="#Matching"></a></h2><p>Match can be:</p><div class="variablelist"><dl class="variablelist"><dt id="PID"><span class="term"><em class="replaceable"><code>PID</code></em></span><a class="headerlink" title="Permalink to this term" href="#PID"></a></dt><dd><p>Process ID of the
process that dumped
core. An integer.</p></dd><dt id="COMM"><span class="term"><em class="replaceable"><code>COMM</code></em></span><a class="headerlink" title="Permalink to this term" href="#COMM"></a></dt><dd><p>Name of the executable
(matches <code class="option">COREDUMP_COMM=</code>).
Must not contain slashes.
</p></dd><dt id="EXE"><span class="term"><em class="replaceable"><code>EXE</code></em></span><a class="headerlink" title="Permalink to this term" href="#EXE"></a></dt><dd><p>Path to the executable
(matches <code class="option">COREDUMP_EXE=</code>).
Must contain at least one slash.
</p></dd><dt id="MATCH"><span class="term"><em class="replaceable"><code>MATCH</code></em></span><a class="headerlink" title="Permalink to this term" href="#MATCH"></a></dt><dd><p>General journalctl predicates
(see <a href="journalctl.html"><span class="citerefentry"><span class="refentrytitle">journalctl</span>(1)</span></a>).
Must contain an equals sign.
</p></dd></dl></div></div><div class="refsect1"><a name="idm274687334256"></a><h2 id="Exit status">Exit status<a class="headerlink" title="Permalink to this headline" href="#Exit%20status"></a></h2><p>On success 0 is returned, a non-zero failure
code otherwise. Not finding any matching coredumps is treated
as failure.
</p></div><div class="refsect1"><a name="idm274687332896"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also"></a></h2><p>
<a href="systemd-journald.service.html"><span class="citerefentry"><span class="refentrytitle">systemd-journald.service</span>(8)</span></a>,
<a href="gdb.html"><span class="citerefentry"><span class="refentrytitle">gdb</span>(1)</span></a>
</p></div></div></body></html>
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