Patent ID: 9594636
Date: 2017-03-14
CPC Classifications: G06F,Y02D

Claim:
1. A processor implemented method for managing replication and storage of disk images of physical or virtual storage disks, the method comprising: sending a backup request, from a backup aggregator to a first client server at a first client site, according to a backup and snapshot schedule, wherein: receiving, at the backup aggregator, a backup response from the first client server at the first client site, the backup response comprising a first disk image reflecting a first state and content of the first storage disk of the first client server; capturing a first snapshot of the received first disk image, and storing the first snapshot in the first file system of the backup aggregator; sending, from the backup aggregator to a master server of a cloud storage center, a task processing assistance request comprising a backup vector, wherein: validating, by the master server, the backup vector received in the task processing assistance request; and synchronizing the first file system of the backup aggregator with the second file system of the first cloud storage server only after receiving a task processing assistance response from the master server acknowledging the validating of the backup vector.