'\" t
.\"     Title: nvme-verify
.\"    Author: [FIXME: author] [see http://www.docbook.org/tdg5/en/html/author]
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\"      Date: 04/08/2022
.\"    Manual: NVMe Manual
.\"    Source: NVMe
.\"  Language: English
.\"
.TH "NVME\-VERIFY" "1" "04/08/2022" "NVMe" "NVMe Manual"
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.SH "NAME"
nvme-verify \- Send an NVMe Verify command, return results
.SH "SYNOPSIS"
.sp
.nf
\fInvme\-verify\fR <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<storage\-tag\-check> | \-C <storage\-tag\-check>]
.fi
.SH "DESCRIPTION"
.sp
The Verify command verifies the integrity of the stored information by reading data and metadata\&.
.SH "OPTIONS"
.PP
\-\-namespace\-id=<nsid>, \-n <nsid>
.RS 4
Namespace ID use in the command\&.
.RE
.PP
\-\-start\-block=<slba>, \-s <slba>
.RS 4
Start block address\&.
.RE
.PP
\-\-block\-count=<nlb>, \-c <nlb>
.RS 4
Number of logical blocks to Verify\&.
.RE
.PP
\-\-limited\-retry, \-l
.RS 4
Sets the limited retry flag\&.
.RE
.PP
\-\-force\-unit\-access, \-f
.RS 4
Set the force\-unit access flag\&.
.RE
.PP
\-\-prinfo=<prinfo>, \-p <prinfo>
.RS 4
Protection Information field definition\&.
.TS
allbox tab(:);
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt.
T{
Bit
T}:T{
Description
T}
T{
3
T}:T{
PRACT: Protection Information Action\&. When set to 1, PI is stripped/inserted on read/write when the block format\(cqs metadata size is 8\&. When set to 0, metadata is passes\&.
T}
T{
2:0
T}:T{
PRCHK: Protection Information Check:
T}
T{
2
T}:T{
Set to 1 enables checking the guard tag
T}
T{
1
T}:T{
Set to 1 enables checking the application tag
T}
T{
0
T}:T{
Set to 1 enables checking the reference tag
T}
.TE
.sp 1
.RE
.PP
\-\-ref\-tag=<reftag>, \-r <reftag>
.RS 4
Optional reftag when used with protection information\&.
.RE
.PP
\-\-app\-tag\-mask=<appmask>, \-m <appmask>
.RS 4
Optional application tag mask when used with protection information\&.
.RE
.PP
\-\-app\-tag=<apptag>, \-a <apptag>
.RS 4
Optional application tag when used with protection information\&.
.RE
.PP
\-\-storage\-tag=<storage\-tag>, \-S <storage\-tag>
.RS 4
Variable Sized Expected Logical Block Storage Tag(ELBST) and Expected Logical Block Reference Tag (ELBRT), CDW2 and CDW3 (00:47) bits\&.
.RE
.PP
\-\-storage\-tag\-check=<storage\-tag\-check>, \-C <storage\-tag\-check>
.RS 4
This bit specifies the Storage Tag field shall be checked as part of Verify operation\&.
.RE
.SH "EXAMPLES"
.sp
No examples yet\&.
.SH "NVME"
.sp
Part of the nvme\-user suite