(1) (Automatic Backup, Archive and Recovery Software) A legacy backup system for Unix servers from CommVault Systems Inc., Oceanport, NJ www.commvault.com.introduced in the early 1990s. It was superseded by Commvault's highly lauded Galaxy Backup and Recovery product, noted for its ease-of-use. Commvault was at one time a spin-off business unit of Bell Labs, originally part of AT&T.
(2) (Aggregate Backup And Recovery System) A backup system for MVS S/390 mainframes from IBM. It is part of IBM's DFSMS package.
