US 11,669,407 B2
Optimized client-side deduplication
Jehuda Shemer, Kfar Saba (IL); Maxim Drobachevsky, Beer Sheva (IL); and Zion Drori, Kfar Yona (IL)
Assigned to EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US)
Filed by EMC IP Holding Company LLC, Hopkinton, MA (US)
Filed on Oct. 1, 2021, as Appl. No. 17/449,717.
Prior Publication US 2023/0103955 A1, Apr. 6, 2023
Int. Cl. G06F 16/00 (2019.01); G06F 11/14 (2006.01); G06F 16/174 (2019.01)
CPC G06F 11/1453 (2013.01) [G06F 16/1748 (2019.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
initiating a backup operation of data stored on a volume;
determining a change log resolution associated with a change log configured to track changes made to the volume, wherein each entry in the change log corresponds to an extent in the volume, wherein the change log resolution is associated with a size of the extent;
enabling a client-side deduplication operation when the change log resolution is greater than or equal to a change log threshold; and
performing the backup operation with the client-side deduplication when enabled.