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NVME-VERIFY(1)			  NVMe Manual			NVME-VERIFY(1)

NAME
       nvme-verify - Send an NVMe Verify command, return results

SYNOPSIS
       nvme-verify <device> [--namespace-id=<nsid> | -n	<nsid>]
			       [--start-block=<slba> | -s <slba>]
			       [--block-count=<nlb> | -c <nlb>]	[--limited-retry | -l]
			       [--force-unit-access | -f]
			       [--prinfo=<prinfo> | -p <prinfo>]
			       [--ref-tag=<reftag> | -r	<reftag>]
			       [--app-tag-mask=<appmask> | -m <appmask>]
			       [--app-tag=<apptag> | -a	<apptag>]
			       [--storage-tag<storage-tag> | -S	<storage-tag>]
			       [--storage-tag-check | -C]
			       [--output-format=<fmt> |	-o <fmt>] [--verbose | -v]
			       [--timeout=<timeout> | -t <timeout>]

DESCRIPTION
       The Verify command verifies the integrity of the	stored information by
       reading data and	metadata.

OPTIONS
       -n <nsid>, --namespace-id=<nsid>
	   Namespace ID	use in the command.

       -s <slba>, --start-block=<slba>
	   Start block address.

       -c <nlb>, --block-count=<nlb>
	   Number of logical blocks to Verify.

       -l, --limited-retry
	   Sets	the limited retry flag.

       -f, --force-unit-access
	   Set the force-unit access flag.

       -p <prinfo>, --prinfo=<prinfo>
	   Protection Information field	definition.
	   +-----+----------------------------+
	   | Bit | Description		      |
	   +-----+----------------------------+
	   | 3	 | PRACT: Protection	      |
	   |	 | Information Action. When   |
	   |	 | set to 1, PI	is	      |
	   |	 | stripped/inserted on	      |
	   |	 | read/write when the block  |
	   |	 | format's metadata size is  |
	   |	 | 8. When set to 0, metadata |
	   |	 | is passes.		      |
	   +-----+----------------------------+
	   | 2:0 | PRCHK: Protection	      |
	   |	 | Information Check:	      |
	   +-----+----------------------------+
	   | 2	 | Set to 1 enables checking  |
	   |	 | the guard tag	      |
	   +-----+----------------------------+
	   | 1	 | Set to 1 enables checking  |
	   |	 | the application tag	      |
	   +-----+----------------------------+
	   | 0	 | Set to 1 enables checking  |
	   |	 | the reference tag	      |
	   +-----+----------------------------+

       -r <reftag>, --ref-tag=<reftag>
	   Optional reftag when	used with protection information.

       -m <appmask>, --app-tag-mask=<appmask>
	   Optional application	tag mask when used with	protection
	   information.

       -a <apptag>, --app-tag=<apptag>
	   Optional application	tag when used with protection information.

       -S <storage-tag>, --storage-tag=<storage-tag>
	   Variable Sized Expected Logical Block Storage Tag(ELBST).

       -C, --storage-tag-check
	   This	flag enables Storage Tag field checking	as part	of Verify
	   operation.

       -o <fmt>, --output-format=<fmt>
	   Set the reporting format to normal, json or binary. Only one	output
	   format can be used at a time.

       -v, --verbose
	   Increase the	information detail in the output.

       -t <timeout>, --timeout=<timeout>
	   Override default timeout value. In milliseconds.

EXAMPLES
       No examples yet.

NVME
       Part of the nvme-user suite

NVMe				  10/31/2024			NVME-VERIFY(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=nvme-verify&sektion=1&manpath=FreeBSD+Ports+15.0>

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