DATA SYNCHRONIZATION OF BLOCK-LEVEL BACKUP

摘要

As disclosed herein a computer program product for optimizing data synchronization when performing a block-level backup includes program instructions comprising instructions to receive a customized merging plan, create a padding map comprising missing data information, request missing data from a local backup server, wherein the instructions to request missing data comprise instructions to send the padding map to the local backup server, receive from the local backup server the missing data, and perform a snapshot consolidation according to the customized merging plan to provide a consolidated snapshot. The program instructions may include instructions to record missing data files and data blocks in the padding map. A computer system, corresponding to the computer program product is also disclosed herein.

主权项

1. A computer program product for optimizing data synchronization when performing a block-level backup, the computer program product comprising:
one or more computer readable storage media and program instructions stored on the one or more computer readable storage media, the program instructions comprising instructions to: receive a customized merging plan; create a padding map comprising missing data information; request missing data from a local backup server, wherein the instructions to request missing data comprise instructions to send the padding map to the local backup server; receive, from the local backup server, the missing data; and perform a snapshot consolidation according to the customized merging plan to provide a consolidated snapshot.