Patent ID: 8082407
Filing Date: 2011-12-20
Classification: G06F

Abstract:
1. A system for boot consolidation comprising: a storage subsystem; a physical storage device associated with the storage subsystem; a plurality of volume snapshots stored on the physical storage device, each one of the plurality of volume snapshots associated with a respective one of a plurality of initiators; one or more modules operable to cause the storage subsystem to provide each one of the plurality of initiators access to the respective associated one of the plurality of volume snapshots for booting from; one or more modules operable to cause the storage subsystem to create a read-only snapshot from one of the plurality of volume snapshots, wherein each one of the plurality of volume snapshots is a writable snapshot, and one or more modules operable to cause the storage subsystem to provide a data structure for maintaining volume snapshot dependencies, the data structure providing for arbitrary dependencies between the read-only snapshot and the one of the plurality of volume snapshots.