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.