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<div><h1 class="title"><a id="id-1"></a>System Metrics fields</h1><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
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<div class="titlepage"><div><div>
<div class="position-relative"><h2 class="title"><a id="exported-fields-system"></a>System Metrics fields</h2><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
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<p>System status metrics, like CPU and memory usage, that are collected from the operating system.</p>
<div class="position-relative"><h3><a id="_system"></a>system</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p><code class="literal">system</code> contains local system metrics.</p>
<div class="position-relative"><h3><a id="_cpu"></a>cpu</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p><code class="literal">cpu</code> contains local CPU stats.</p>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.cpu.total.norm.pct</code></strong></span>
</span>
</dt>
<dd>
<p>The percentage of CPU time spent by the process since the last event. This value is normalized by the number of CPU cores and it ranges from 0 to 100%.</p>
<p>type: scaled_float</p>
<p>format: percent</p>
</dd>
</dl>
</div>
<div class="position-relative"><h3><a id="_memory"></a>memory</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p><code class="literal">memory</code> contains local memory stats.</p>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.memory.total</code></strong></span>
</span>
</dt>
<dd>
<p>Total memory.</p>
<p>type: long</p>
<p>format: bytes</p>
</dd>
</dl>
</div>
<div class="position-relative"><h3><a id="_actual"></a>actual</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p>Actual memory used and free.</p>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.memory.actual.free</code></strong></span>
</span>
</dt>
<dd>
<p>Actual free memory in bytes. It is calculated based on the OS. On Linux it consists of the free memory plus caches and buffers. On OSX it is a sum of free memory and the inactive memory. On Windows, it is equal to <code class="literal">system.memory.free</code>.</p>
<p>type: long</p>
<p>format: bytes</p>
</dd>
</dl>
</div>
<div class="position-relative"><h3><a id="_process_7"></a>process</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p><code class="literal">process</code> contains process metadata, CPU metrics, and memory metrics.</p>
<div class="position-relative"><h3><a id="_cpu_2"></a>cpu</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p><code class="literal">cpu</code> contains local CPU stats.</p>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.process.cpu.total.norm.pct</code></strong></span>
</span>
</dt>
<dd>
<p>The percentage of CPU time spent by the process since the last event. This value is normalized by the number of CPU cores and it ranges from 0 to 100%.</p>
<p>type: scaled_float</p>
<p>format: percent</p>
</dd>
</dl>
</div>
<div class="position-relative"><h3><a id="_memory_2"></a>memory</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p>Memory-specific statistics per process.</p>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.process.memory.size</code></strong></span>
</span>
</dt>
<dd>
<p>The total virtual memory the process has.</p>
<p>type: long</p>
<p>format: bytes</p>
</dd>
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.process.memory.rss.bytes</code></strong></span>
</span>
</dt>
<dd>
<p>The Resident Set Size. The amount of memory the process occupied in main memory (RAM).</p>
<p>type: long</p>
<p>format: bytes</p>
</dd>
</dl>
</div>
<div class="position-relative"><h3><a id="_cgroup"></a>cgroup</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p>Metrics and limits for the cgroup, collected by APM agents on Linux.</p>
<div class="position-relative"><h3><a id="_memory_3"></a>memory</h3><a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/apm-server/edit/7.11/docs/fields.asciidoc">edit</a></div>
<p>Memory-specific cgroup metrics and limits.</p>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.process.cgroup.memory.mem.limit.bytes</code></strong></span>
</span>
</dt>
<dd>
<p>Memory limit for the current cgroup slice.</p>
<p>type: long</p>
<p>format: bytes</p>
</dd>
<dt>
<span class="term">
<span class="strong strong"><strong><code class="literal">system.process.cgroup.memory.mem.usage.bytes</code></strong></span>
</span>
</dt>
<dd>
<p>Memory usage by the current cgroup slice.</p>
<p>type: long</p>
<p>format: bytes</p>
</dd>
</dl>
</div>
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