ERA_INVALIDATE(8)

NAME
era_invalidate - Provide a list of blocks that have changed since a particular era.

SYNOPSIS
era_invalidate [options] {device|file}

DESCRIPTION
era_invalidate Examines era metadata and lists blocks that may have changed since a given era. This tool cannot be run on live metadata unless the --metadata-snap option is used.

OPTIONS

-h, --help
    Print help and exit.

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

-o <output file>
    Write output to a file rather than stdout

EXAMPLE
List the blocks that may have been written since the beginning of era 13 on the metadata device /dev/vg/metadata.

era_invalidate --written-since 13 /dev/vg/metadata The device may not be actively used by the target when running.

DIAGNOSTICS
era_invalidate returns an exit code of 0 for success or 1 for error (eg, metadata corruption).

SEE ALSO
era_check(8), era_dump(8), era_repair(8), era_restore(8)

AUTHOR
Joe Thornber <ejt@redhat.com>