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 meta- data can be processed by the device-mapper target.

-i, --input {device|file} Input file or device with binary metadata.

-o, --output {device|file} Output file or device for repaired binary metadata.

-h, --help Print help and exit.

-V, --version 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 <> Heinz Mauelshagen <>

Red Hat, Inc. Thin Provisioning Tools CACHE_REPAIR(8)