cache_restore(8) restore cache metadata file to device or file

SYNOPSIS

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

DESCRIPTION

cache_restore restores cache metadata created by the respective device-mapper target dumped into an XML formatted (see cache_dump(8)) file , which optionally can be preprocessed before the restore to another device or file. If restored to a metadata device , the metadata can be processed by the device-mapper target.

This tool cannot be run on live metadata.

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

-o, --output {device|file}
Output file or device.

{--debug-override-metadata-version} <integer>
ONLY FOR DEBUGGING PURPOSES:
override the version stored in the metadata.

-h, --help
Print help and exit.

-V, --version
Output version information and exit.

EXAMPLE

Restores the XML formatted cache metadata on file metadata to logical volume /dev/vg/metadata for further processing by the respective device-mapper target:

cache_restore -i metadata -o /dev/vg/metadata

DIAGNOSTICS

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

AUTHOR

Joe Thornber <[email protected]>
Heinz Mauelshagen <[email protected]>