US 12,235,809 B1
Efficient data backup in a distributed storage system
Alfred R. K. Fuller, San Carlos, CA (US); and Arie Ozarov, San Francisco, CA (US)
Assigned to Google LLC, Mountain View, CA (US)
Filed by Google LLC, Mountain View, CA (US)
Filed on Sep. 8, 2023, as Appl. No. 18/243,755.
Application 18/243,755 is a continuation of application No. 17/843,268, filed on Jun. 17, 2022, granted, now 11,809,385.
Application 17/843,268 is a continuation of application No. 14/051,420, filed on Oct. 10, 2013, granted, now 11,392,557, issued on Jul. 19, 2022.
Claims priority of provisional application 61/714,136, filed on Oct. 15, 2012.
This patent is subject to a terminal disclaimer.
Int. Cl. G06F 16/21 (2019.01)
CPC G06F 16/21 (2019.01) 20 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, by one or more processors, a request for a snapshot of data stored in one or more databases, the request having a snapshot time;
determining, by the one or more processors, that an amount of time that has elapsed since the snapshot time is less than a safe age;
delaying, by the one or more processors, generation of the snapshot until the amount of time that has elapsed since the snapshot time is greater than the safe age; and
generating, by the one or more processors, the snapshot.