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View File Name : nvme-id-iocs.html

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<body class="manpage">
<div id="header">
<h1>
nvme-id-iocs(1) Manual Page
</h1>
<h2>NAME</h2>
<div class="sectionbody">
<p>nvme-id-iocs -
   Send NVMe Identify I/O Command Set, return result and structure
</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 id-iocs</em> <device> [--controller-id=<cntid> | -c <cntid>]
                        [--output-format=<fmt> | -o <fmt>] [--verbose | -v]</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, send an identify command and return the Identify I/O
Command Set data structure.</p></div>
<div class="paragraph"><p>The <device> parameter is mandatory and may be either the NVMe character
device (ex: /dev/nvme0), or a namespace block device (ex: /dev/nvme0n1).</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_options">OPTIONS</h2>
<div class="sectionbody">
<div class="dlist"><dl>
<dt class="hdlist1">
-c <cntid>
</dt>
<dt class="hdlist1">
--controller-id=<cntid>
</dt>
<dd>
<p>
        Retrieve the identify I/O Command set data structure for the given
        cntid. If this value is not given, cntid will be 0xffff.
</p>
</dd>
<dt class="hdlist1">
-H
</dt>
<dt class="hdlist1">
--human-readable
</dt>
<dd>
<p>
        This option will parse and format many of the bit fields
        into human-readable formats.
</p>
</dd>
<dt class="hdlist1">
-o <fmt>
</dt>
<dt class="hdlist1">
--output-format=<fmt>
</dt>
<dd>
<p>
        Set the reporting format to <em>normal</em>, <em>json</em> or <em>binary</em>. Only one
        output format can be used at a time.
</p>
</dd>
<dt class="hdlist1">
-v
</dt>
<dt class="hdlist1">
--verbose
</dt>
<dd>
<p>
        Increase the information detail in the output.
</p>
</dd>
</dl></div>
</div>
</div>
<div class="sect1">
<h2 id="_examples">EXAMPLES</h2>
<div class="sectionbody">
<div class="ulist"><ul>
<li>
<p>
Have the program interpret the returned buffer and display the known
fields in a human readable format:
</p>
<div class="listingblock">
<div class="content">
<pre><code># nvme id-iocs /dev/nvme0</code></pre>
</div></div>
</li>
<li>
<p>
show the fields in human readable format
</p>
<div class="listingblock">
<div class="content">
<pre><code># nvme id-iocs /dev/nvme0 -H</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
</div>
</div>
</body>
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