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<h1>
nvme-wdc-vs-error-reason-identifier(1) Manual Page
</h1>
<h2>NAME</h2>
<div class="sectionbody">
<p>nvme-wdc-vs-error-reason-identifier -
   Retrieve WDC device's telemetry log error reason identifier field
</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-error-reason-identifier</em> &lt;device&gt; [--log-id=&lt;NUM&gt;, -i &lt;NUM&gt;] [--file=&lt;FILE&gt;, -o &lt;FILE&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, retrieve the telemetry log error reason id field for either the host generated or
controller initiated log. The controller initiated telemetry log page option must be enabled to retrieve the
error reason id for that log page id.</p></div>
<div class="paragraph"><p>The &lt;device&gt; parameter is mandatory and must be the 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>On success it returns 0, error code otherwise.</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_options">OPTIONS</h2>
<div class="sectionbody">
<div class="dlist"><dl>
<dt class="hdlist1">
-i &lt;id&gt;
</dt>
<dt class="hdlist1">
--log-id=&lt;id&gt;
</dt>
<dd>
<p>
        Specifies the telemetry log id of the error reason identifier to retrieve.
        Use id 7 for the host generated log page.
        Use id 8 for the controller initiated log page.
        The default is 7/host generated
</p>
</dd>
<dt class="hdlist1">
-o &lt;FILE&gt;
</dt>
<dt class="hdlist1">
--output-file=&lt;FILE&gt;
</dt>
<dd>
<p>
        Output file; defaults to "&lt;device serial number&gt;_error_reason_identifier_host_&lt;date&gt;_&lt;time&gt;.bin" for
        the host generated log or "&lt;device serial number&gt;_error_reason_identifier_ctlr_&lt;date&gt;_&lt;time&gt;.bin" for
        the controller initiated log.
</p>
</dd>
</dl></div>
</div>
</div>
<div class="sect1">
<h2 id="_examples">EXAMPLES</h2>
<div class="sectionbody">
<div class="ulist"><ul>
<li>
<p>
Retrieves the host generated error reason identifier field and save it in file host_gen_error_reason_id.bin.
</p>
<div class="listingblock">
<div class="content">
<pre><code># nvme wdc vs-error-reason-identifier /dev/nvme0 -i 7 -o host_gen_error_reason_id.bin</code></pre>
</div></div>
</li>
<li>
<p>
Retrieves the controller initiated error reason identifier field and save it in file ctlr_init_error_reason_id.bin.
</p>
<div class="listingblock">
<div class="content">
<pre><code># nvme wdc vs-error-reason-identifier /dev/nvme0 -i 8 -o ctlr_init_error_reason_id.bin</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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