era_check

Section: Maintenance Commands (8)
Updated: Device Mapper Tools
Page Index
 

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
LinuxReviews : manual page archive : man8