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<body class="manpage">
<div id="header">
<h1>
nvme-resv-report(1) Manual Page
</h1>
<h2>NAME</h2>
<div class="sectionbody">
<p>nvme-resv-report -
   Send NVMe Reservation Report, parse the result
</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 resv-report</em> &lt;device&gt; [--namespace-id=&lt;nsid&gt; | -n &lt;nsid&gt;]
                        [--numd=&lt;num-dwords&gt; | -d &lt;num-dwords&gt;] [--eds | -e]
                        [--raw-binary | -b]
                        [--output-format=&lt;fmt&gt; | -o &lt;fmt&gt;] [--verbose | -v]
                        [--timeout=&lt;timeout&gt; | -t &lt;timeout&gt;]</pre>
<div class="attribution">
</div></div>
</div>
</div>
<div class="sect1">
<h2 id="_description">DESCRIPTION</h2>
<div class="sectionbody">
<div class="paragraph"><p>The Reservation Report command returns a Reservation Status data structure
to host memory that describes the registration and reservation status
of a namespace.</p></div>
<div class="paragraph"><p>The size of the Reservation Status data structure is a function of the
number of controllers in the NVM Subsystem that are associated with
hosts that are registrants of the namespace (i.e., there is a Registered
Controller data structure for each such controller).</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_options">OPTIONS</h2>
<div class="sectionbody">
<div class="dlist"><dl>
<dt class="hdlist1">
-n &lt;nsid&gt;
</dt>
<dt class="hdlist1">
--namespace-id=&lt;nsid&gt;
</dt>
<dd>
<p>
        Retrieve the reservation report structure for the given nsid. This
        is required for the character devices, or overrides the block nsid
        if given.
</p>
</dd>
<dt class="hdlist1">
-d &lt;num-dwords&gt;
</dt>
<dt class="hdlist1">
--numd=&lt;num-dwords&gt;
</dt>
<dd>
<p>
        Specify the number of Dwords of the Reservation Status structure
        to transfer. Defaults to 4k.
</p>
</dd>
<dt class="hdlist1">
-e
</dt>
<dt class="hdlist1">
--eds
</dt>
<dd>
<p>
        Request extended Data Structure: If this bit is set to a <em>1</em>, then the
        controller returns the Extended Data Structure.
</p>
</dd>
<dt class="hdlist1">
-b
</dt>
<dt class="hdlist1">
--raw-binary
</dt>
<dd>
<p>
        Print the raw buffer to stdout. Structure is not parsed by
        program.
</p>
</dd>
<dt class="hdlist1">
-o &lt;fmt&gt;
</dt>
<dt class="hdlist1">
--output-format=&lt;fmt&gt;
</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>
<dt class="hdlist1">
-t &lt;timeout&gt;
</dt>
<dt class="hdlist1">
--timeout=&lt;timeout&gt;
</dt>
<dd>
<p>
        Override default timeout value. In milliseconds.
</p>
</dd>
</dl></div>
</div>
</div>
<div class="sect1">
<h2 id="_examples">EXAMPLES</h2>
<div class="sectionbody">
<div class="paragraph"><p>No examples yet.</p></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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