thin_rmap man page

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.

--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 --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>

Referenced By

thin_check(8), thin_delta(8), thin_dump(8), thin_ls(8), thin_metadata_size(8), thin_repair(8), thin_restore(8), thin_trim(8).

Thin Provisioning Tools Red Hat, Inc.