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.

  This tool cannot be run on live metadata.

OPTIONS
  -h, --help		Print help and exit.
  -V, --version		Print version information and exit.
  --region {block range}	Specify range of blocks on the data device.

    At least one region must be specified.  Multiple regions may be specified.

    The range takes the format <begin>..<one past the end>.  For example,
    "5..45" specifies data blocks 5 to 44 inclusive, but not 45.

EXAMPLES

  $ thin_rmap --region 5..45 /dev/pool-metadata

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>

