centos man page for thin_rmap

THIN_RMAP(g(8)						      System Manager's Manual						    THIN_RMAP(g(8)

NAME
       thin_rmap - output reverse map of a thin provisioned region of blocks from metadata device or file

SYNOPSIS
       thin_rmap [options] {device|file}

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

       --region <block range>
       output reverse map

       -h, --help
       Print help and exit.

       -V, --version
       Output version information and exit.

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

       thin_rmap -r 5..45 /dev/vg/pool

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

SEE ALSO
       thin_check(8) thin_dump(8) thin_repair(8) thin_restore(8) thin_metadata_size(8)

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

Red Hat, Inc.						      Thin Provisioning Tools						    THIN_RMAP(g(8)