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CACHE_REPAIR(8) System Manager's Manual CACHE_REPAIR(8)

NAME

cache_repair - repair cache binary metadata from device/file to device/file

SYNOPSIS

cache_repair [options] -i {device|file} -o {device|file}

DESCRIPTION

cache_repair reads binary cache metadata created by the respective device-mapper target from one device or file , repairs it and writes it to another device or file. If written to a metadata device , the metadata can be processed by the device-mapper target.

This tool cannot be run on live metadata.

Input file or device with binary metadata.

Output file or device for repaired binary metadata.

Print help and exit.

Output version information and exit.

EXAMPLE

Reads the binary cache metadata from file metadata , repairs it and writes it to logical volume /dev/vg/metadata for further processing by the respective device-mapper target:

cache_repair -i metadata -o /dev/vg/metadata

DIAGNOSTICS

cache_repair returns an exit code of 0 for success or 1 for error.

SEE ALSO

cache_dump(8) cache_check(8) cache_restore(8)

AUTHOR

Joe Thornber <ejt@redhat.com>
Heinz Mauelshagen <HeinzM@RedHat.com>

Thin Provisioning Tools Red Hat, Inc.