era_check.8

era_check

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
EXAMPLE
DIAGNOSTICS
SEE ALSO
AUTHOR

---

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>

---