# Text automatically generated by txt2man

     NAME
          era_check - validate era metadata on device or file.

     SYNOPSIS
          era_check [options] {device|file}

     DESCRIPTION
          era_check checks era metadata created by the device-mapper
          era target on a device or file.

          This tool cannot be run on live metadata.

     OPTIONS
          -h, --help
               Print help and exit.

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

          -q, --quiet
               Suppress output messages, return only exit code.

          --super-block-only
               Only check the superblock is present.

     EXAMPLE
          Analyse thin provisioning metadata on logical volume
          /dev/vg/metadata:

              $ era_check /dev/vg/metadata

          The device may not be actively used by the target when run-
          ning.

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

     SEE ALSO
          era_dump(8), era_restore(8), era_invalidate(8)

     AUTHOR
          Joe Thornber <ejt@redhat.com>

     Page 1               System Manager's Manual    (printed 5/25/22)