Patent ID: 11868214
Assignee: VERITAS TECHNOLOGIES LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 17:
18. A computing system comprising:
one or more processors; and
a computer-readable storage medium coupled to the one or more processors, comprising program instructions, which, when executed by the one or more processors, perform a method comprising
determining first container range information for a first one or more containers of a first plurality of containers of a new backup image, wherein
the determining the first container range information comprises
generating new feature information from the first one or more containers, and
generating the first container range information from the new feature information, and

the generating the first container range information comprises performing a container range calculation,

determining a container range affinity between the first container range information and second container range information, wherein
the second container range information is for a second one or more containers of a second plurality of containers of one or more existing backup images,
identifying at least one portion of the one or more portions of the one or more existing backup images based, at least in part, on a result of the determining,
identifying at least one container of the second one or more containers based, at least in part, on a result of the determining the container range affinity,
prefetching the at least one container, and
performing a deduplication operation on a unit of data of the new backup image, wherein
the deduplication operation comprises
comparing
 a fingerprint of the unit of data
 and
 one or more fingerprints of one or more units of data of the at least one container.