era_check
Section: Maintenance Commands (8)
Updated: Device Mapper Tools
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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.
SEE ALSO
era_dump(8), era_restore(8), era_invalidate(8)
AUTHOR
Joe Thornber <ejt@redhat.com>
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- OPTIONS
-
- EXAMPLE
-
- DIAGNOSTICS
-
- SEE ALSO
-
- AUTHOR
-
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