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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  Informa- |
	 |     | tion 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 Informa- |
	 |     | tion 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 opera-
	 tion.

     -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)

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