man/sd_journal_get_usage.html

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  22   <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 218</span><hr><div class="refentry"><a name="sd_journal_get_usage"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd_journal_get_usage — Journal disk usage</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include &lt;systemd/sd-journal.h&gt;</pre><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_journal_get_usage</b>(</code></td><td>sd_journal *<var class="pdparam">j</var>, </td></tr><tr><td> </td><td>uint64_t *<var class="pdparam">bytes</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idm139890335940848"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="function">sd_journal_get_usage()</code>
  23                 determines the total disk space currently used by
  24                 journal files (in bytes). If
  25                 <code class="constant">SD_JOURNAL_LOCAL_ONLY</code> was passed
  26                 when opening the journal, this value will only reflect
  27                 the size of journal files of the local host, otherwise
  28                 of all hosts.</p></div><div class="refsect1"><a name="idm139890335966000"></a><h2 id="Return Value">Return Value<a class="headerlink" title="Permalink to this headline" href="#Return%20Value">¶</a></h2><p><code class="function">sd_journal_get_usage()</code>
  29                 returns 0 on success or a negative errno-style error
  30                 code.</p></div><div class="refsect1"><a name="idm139890335964144"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p>The <code class="function">sd_journal_get_usage()</code>
  31                 interface is available as a shared library, which can be
  32                 compiled and linked to with the
  33                 <code class="constant">libsystemd</code> <a href="http://linux.die.net/man/1/pkg-config"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a>
  34                 file.</p></div><div class="refsect1"><a name="idm139890334281568"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p>
  35                         <a href="systemd.html"><span class="citerefentry"><span class="refentrytitle">systemd</span>(1)</span></a>,
  36                         <a href="sd-journal.html"><span class="citerefentry"><span class="refentrytitle">sd-journal</span>(3)</span></a>,
  37                         <a href="sd_journal_open.html"><span class="citerefentry"><span class="refentrytitle">sd_journal_open</span>(3)</span></a>,
  38                 </p></div></div></body></html>