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<body class="manpage">
<div id="header">
<h1>
nvme-wdc-vs-temperature-stats(1) Manual Page
</h1>
<h2>NAME</h2>
<div class="sectionbody">
<p>nvme-wdc-vs-temperature-stats -
   Display temperature-related statistics
</p>
</div>
</div>
<div id="content">
<div class="sect1">
<h2 id="_synopsis">SYNOPSIS</h2>
<div class="sectionbody">
<div class="verseblock">
<pre class="content"><em>nvme wdc vs-temperature-stats</em> &lt;device&gt;</pre>
<div class="attribution">
</div></div>
</div>
</div>
<div class="sect1">
<h2 id="_description">DESCRIPTION</h2>
<div class="sectionbody">
<div class="paragraph"><p>For the NVMe device given, displays temperature statistics.</p></div>
<div class="paragraph"><p>The &lt;device&gt; parameter is mandatory NVMe character device (ex: /dev/nvme0).</p></div>
<div class="paragraph"><p>This will only work on WDC devices supporting this feature.
Results for any other device are undefined.</p></div>
<div class="paragraph"><p>Expected status and description :-</p></div>
<div class="tableblock">
<table rules="all"
width="100%"
frame="border"
cellspacing="0" cellpadding="4">
<col width="50%" />
<col width="50%" />
<thead>
<tr>
<th align="left" valign="top">Statistic </th>
<th align="left" valign="top">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td align="left" valign="top"><p class="table">The current composite temperature</p></td>
<td align="left" valign="top"><p class="table">device temperature</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Warning Composite TEMPerature threshold</p></td>
<td align="left" valign="top"><p class="table">temp of overheating</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Critical Composite TEMPerature threshold</p></td>
<td align="left" valign="top"><p class="table">temp of critical overheating</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Device Initiated Thermal Throttling support status</p></td>
<td align="left" valign="top"><p class="table">0 = unsupported, 1 = supported</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Host Controlled Thermal Management support</p></td>
<td align="left" valign="top"><p class="table">0 = unsupported, 1 = supported</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Management Temperature 1 (Light throttle)</p></td>
<td align="left" valign="top"><p class="table">temp to start light throttle</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Management Temperature 1 Transition Counter</p></td>
<td align="left" valign="top"><p class="table"># times switched into light throttle</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Management Temperature 1 Total Time</p></td>
<td align="left" valign="top"><p class="table"># seconds spent in light throttle</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Management Temperature 2 (Heavy throttle)</p></td>
<td align="left" valign="top"><p class="table">temp to start heavy throttle</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Management Temperature 2 Transition Counter</p></td>
<td align="left" valign="top"><p class="table"># times switched into heavy throttle</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Management Temperature 2 Total Time</p></td>
<td align="left" valign="top"><p class="table"># seconds spent in heavy throttle</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">Thermal Shutdown Threshold</p></td>
<td align="left" valign="top"><p class="table">temp of device shutdown</p></td>
</tr>
</tbody>
</table>
</div>
<div class="paragraph"><p>On success it returns 0, error code otherwise.</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_examples">EXAMPLES</h2>
<div class="sectionbody">
<div class="ulist"><ul>
<li>
<p>
Displays the temperature stats for the device:
</p>
<div class="listingblock">
<div class="content">
<pre><code># nvme wdc vs-temperature-stats /dev/nvme0</code></pre>
</div></div>
</li>
</ul></div>
</div>
</div>
<div class="sect1">
<h2 id="_nvme">NVME</h2>
<div class="sectionbody">
<div class="paragraph"><p>Part of the nvme-user suite.</p></div>
</div>
</div>
</div>
<div id="footnotes"><hr /></div>
<div id="footer">
<div id="footer-text">
Last updated
 2025-02-13 00:00:00 UTC
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