.TH THIN_RMAP(g 8 "Thin Provisioning Tools" "Red Hat, Inc." \" -*- nroff -*-
.SH NAME
thin_rmap \- output reverse map of a thin provisioned region of blocks from metadata device or file

.SH SYNOPSIS
.B thin_rmap
.RB [options]
.I {device|file}

.SH DESCRIPTION
.B thin_rmap
outputs the reverse mapping stored in the metadata on a
.I device
or
.I file
between a region of thin provisioned pool blocks
and the associated thin provisioned devices.

This tool cannot be run on live metadata.

.IP "\fB\\-\-region\fP \fI<block range>\fP".
output reverse map

.IP "\fB\-h, \-\-help\fP".
Print help and exit.

.IP "\fB\-V, \-\-version\fP".
Output version information and exit.

.SH EXAMPLES
output reverse map for pool blocks 5..45 (denotes blocks 5 to 44 inclusive, but not block 45)

.sp
.B thin_rmap --region 5..45 /dev/pool-metadata

.SH DIAGNOSTICS
.B thin_rmap
returns an exit code of 0 for success or 1 for error.

.SH SEE ALSO
.B thin_check(8)
.B thin_dump(8)
.B thin_repair(8)
.B thin_restore(8)
.B thin_metadata_size(8)

.SH AUTHOR
Joe Thornber <ejt@redhat.com>
.br
Heinz Mauelshagen <HeinzM@RedHat.com>