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<body class="manpage">
<div id="header">
<h1>
nvme-sanitize(1) Manual Page
</h1>
<h2>NAME</h2>
<div class="sectionbody">
<p>nvme-sanitize -
   Send NVMe Sanitize Command, return 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 sanitize</em> &lt;device&gt; [--no-dealloc | -d] [--oipbp | -i]
                        [--owpass=&lt;overwrite-pass-count&gt; | -n &lt;overwrite-pass-count&gt;]
                        [--ause | -u] [--sanact=&lt;action&gt; | -a &lt;action&gt;]
                        [--ovrpat=&lt;overwrite-pattern&gt; | -p &lt;overwrite-pattern&gt;]
                        [--emvs | -e] [--force]
                        [--output-format=&lt;fmt&gt; | -o &lt;fmt&gt;] [--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, sends a Sanitize command and
provides the result.</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>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">
-d
</dt>
<dt class="hdlist1">
--no-dealloc
</dt>
<dd>
<p>
        No Deallocate After Sanitize:
        If set, then the controller shall not deallocate any logical
        blocks as a result of successfully completing the sanitize
        operation. If cleared, then the controller should deallocate
        logical blocks as a result of successfully completing the
        sanitize operation. This bit shall be ignored if the Sanitize
        Action field is set to 001b (i.e., Exit Failure Mode).
</p>
</dd>
<dt class="hdlist1">
-i
</dt>
<dt class="hdlist1">
--oipbp
</dt>
<dd>
<p>
        Overwrite Invert Pattern Between Passes:
        If set, then the Overwrite Pattern shall be inverted between
        passes. If cleared, then the overwrite pattern shall not be
        inverted between passes. This bit shall be ignored unless the
        Sanitize Action field is set to 011b (i.e., Overwrite).
</p>
</dd>
<dt class="hdlist1">
-n &lt;overwrite-pass-count&gt;
</dt>
<dt class="hdlist1">
--owpass=&lt;overwrite-pass-count&gt;
</dt>
<dd>
<p>
        Overwrite Pass Count:
        This field specifies the number of overwrite passes (i.e.,
        how many times the media is to be overwritten) using the data
        from the Overwrite Pattern field of this command. A value of 0
        specifies 16 overwrite passes. This field shall be ignored
        unless the Sanitize Action field is set to 011b (i.e., Overwrite).
</p>
</dd>
<dt class="hdlist1">
-u
</dt>
<dt class="hdlist1">
--ause
</dt>
<dd>
<p>
        Allow Unrestricted Sanitize Exit:
        If set, then the sanitize operation is performed in unrestricted
        completion mode. If cleared then the sanitize operation is
        performed in restricted completion mode. This bit shall be ignored
        if the Sanitize Action field is set to 001b (i.e., Exit Failure Mode).
</p>
</dd>
<dt class="hdlist1">
-a &lt;action&gt;
</dt>
<dt class="hdlist1">
--sanact=&lt;action&gt;
</dt>
<dd>
<p>
        Sanitize Action:
</p>
<div class="tableblock">
<table rules="all"
width="100%"
frame="border"
cellspacing="0" cellpadding="4">
<col width="50%" />
<col width="50%" />
<tbody>
<tr>
<td align="left" valign="top"><p class="table">Value</p></td>
<td align="left" valign="top"><p class="table">Definition</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">0x00</p></td>
<td align="left" valign="top"><p class="table">Reserved</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">0x01 | <em>exit-failure</em></p></td>
<td align="left" valign="top"><p class="table">Exit Failure Mode</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">0x02 | <em>start-block-erase</em></p></td>
<td align="left" valign="top"><p class="table">Start a Block Erase sanitize operation</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">0x03 | <em>start-overwrite</em></p></td>
<td align="left" valign="top"><p class="table">Start an Overwrite sanitize operation</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">0x04 | <em>start-crypto-erase</em></p></td>
<td align="left" valign="top"><p class="table">Start a Crypto Erase sanitize operation</p></td>
</tr>
<tr>
<td align="left" valign="top"><p class="table">0x05 | <em>exit-media-verification</em></p></td>
<td align="left" valign="top"><p class="table">Exit Media Verification State</p></td>
</tr>
</tbody>
</table>
</div>
</dd>
<dt class="hdlist1">
-p &lt;overwrite-pattern&gt;
</dt>
<dt class="hdlist1">
--ovrpat=&lt;overwrite-pattern&gt;
</dt>
<dd>
<p>
        Overwrite Pattern:
        This field is ignored unless the Sanitize Action field in
        Command Dword 10 is set to 011b (i.e., Overwrite). This field
        specifies a 32-bit pattern that is used for the Overwrite
        sanitize operation.
</p>
</dd>
<dt class="hdlist1">
-e
</dt>
<dt class="hdlist1">
--emvs
</dt>
<dd>
<p>
        Enter Media Verification State:
        If set, then the Media Verification state shall be entered if sanitize
        processing completes successfully. If cleared, then this bit shall have
        no effect. If SANACT field does not specify starting a sanitize operation
        (i.e., is set to any value other than 010b, 011b, or 100b), then this bit
        shall be ignored by the controller.
</p>
</dd>
<dt class="hdlist1">
--force
</dt>
<dd>
<p>
        Ignore namespace is currently busy and performed the operation
        even though.
</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>
</dl></div>
</div>
</div>
<div class="sect1">
<h2 id="_examples">EXAMPLES</h2>
<div class="sectionbody">
<div class="ulist"><ul>
<li>
<p>
Has the program issue Sanitize Command :
</p>
<div class="listingblock">
<div class="content">
<pre><code># nvme sanitize /dev/nvme0 -a 0x02
# nvme sanitize /dev/nvme0 --sanact=0x01
# nvme sanitize /dev/nvme0 --sanact=start-overwrite</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
 2025-11-19 00:00:00 UTC
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