man/halt.html

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  22   <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 217</span><hr><div class="refentry"><a name="halt"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>halt, poweroff, reboot — Halt, power-off or reboot the machine</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="command">halt [OPTIONS...]</code> </p></div><div class="cmdsynopsis"><p><code class="command">poweroff [OPTIONS...]</code> </p></div><div class="cmdsynopsis"><p><code class="command">reboot [OPTIONS...]</code> </p></div></div><div class="refsect1"><a name="idm214184881712"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><span class="command"><strong>halt</strong></span>,
  23                 <span class="command"><strong>poweroff</strong></span>, <span class="command"><strong>reboot</strong></span>
  24                 may be used to halt, power-off or reboot the
  25                 machine.</p></div><div class="refsect1"><a name="idm214184878512"></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="--help"><span class="term"><code class="option">--help</code></span><a class="headerlink" title="Permalink to this term" href="#--help">¶</a></dt><dd><p><a name="help-text"></a>Print a short help text and exit.
  26     </p></dd><dt id="--halt"><span class="term"><code class="option">--halt</code></span><a class="headerlink" title="Permalink to this term" href="#--halt">¶</a></dt><dd><p>Halt the machine,
  27                                 regardless of which one of the three
  28                                 commands is invoked.</p></dd><dt id="-p"><span class="term"><code class="option">-p</code>, </span><span class="term"><code class="option">--poweroff</code></span><a class="headerlink" title="Permalink to this term" href="#-p">¶</a></dt><dd><p>Power-off the machine,
  29                                 regardless of which one of the three
  30                                 commands is invoked.</p></dd><dt id="--reboot"><span class="term"><code class="option">--reboot</code></span><a class="headerlink" title="Permalink to this term" href="#--reboot">¶</a></dt><dd><p>Reboot the machine,
  31                                 regardless of which one of the three
  32                                 commands is invoked.</p></dd><dt id="-f"><span class="term"><code class="option">-f</code>, </span><span class="term"><code class="option">--force</code></span><a class="headerlink" title="Permalink to this term" href="#-f">¶</a></dt><dd><p>Force immediate halt,
  33                                 power-off, reboot. Do not contact the
  34                                 init system.</p></dd><dt id="-w"><span class="term"><code class="option">-w</code>, </span><span class="term"><code class="option">--wtmp-only</code></span><a class="headerlink" title="Permalink to this term" href="#-w">¶</a></dt><dd><p>Only write wtmp
  35                                 shutdown entry, do not actually halt,
  36                                 power-off, reboot.</p></dd><dt id="-d"><span class="term"><code class="option">-d</code>, </span><span class="term"><code class="option">--no-wtmp</code></span><a class="headerlink" title="Permalink to this term" href="#-d">¶</a></dt><dd><p>Do not write wtmp
  37                                 shutdown entry.</p></dd><dt id="--no-wall"><span class="term"><code class="option">--no-wall</code></span><a class="headerlink" title="Permalink to this term" href="#--no-wall">¶</a></dt><dd><p>Do not send wall
  38                                 message before
  39                                 halt, power-off, reboot.</p></dd></dl></div></div><div class="refsect1"><a name="idm214188761648"></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
  40                 code otherwise.</p></div><div class="refsect1"><a name="idm214188760464"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p>These are legacy commands available for
  41                 compatibility only.</p></div><div class="refsect1"><a name="idm214188759280"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p>
  42                         <a href="systemd.html"><span class="citerefentry"><span class="refentrytitle">systemd</span>(1)</span></a>,
  43                         <a href="systemctl.html"><span class="citerefentry"><span class="refentrytitle">systemctl</span>(1)</span></a>,
  44                         <a href="shutdown.html"><span class="citerefentry"><span class="refentrytitle">shutdown</span>(8)</span></a>,
  45                         <a href="http://man7.org/linux/man-pages/man1/wall.1.html"><span class="citerefentry"><span class="refentrytitle">wall</span>(1)</span></a>
  46                 </p></div></div></body></html>