International Business Machines Corporation
Expanding storage capacity for implementing logical corruption protection

Abstract:

A computer-implemented method according to one aspect includes receiving a request to increase a size of a backup storage space for a storage volume; adding additional extents to the backup storage space in response to the request; identifying a current extent location within the backup storage space; determining whether any filled extent locations exist between the current extent location and the additional extents added to the backup storage space; and conditionally utilizing the additional extents added to the backup storage space, based on the determining.