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 running.
DIAGNOSTICS¶
era_check returns an exit code of 0 for success or 1 for error.
AUTHOR¶
Joe Thornber <ejt@redhat.com>
