09459804 is referenced by 23 patents and cites 4 patents.

A method, system, and computer program product for replication comprising allowing a subset of sites, wherein the sites comprise a first site, a second site and a third site and further wherein each site has a volume, to have active/active VSL replication, which presents two volumes at two different sites as a single volume, and another set of the sites to have a volume which is a replications of the volume presented by the VSL, and enabling the system to transparently shift which subset of the sites are replicated by the VSL and which sites are replications of the volume presented by the VSL; where the replication of the VSL is performed by a second replication technique.

Title
Active replication switch
Application Number
14/709894
Publication Number
9459804 (B1)
Application Date
May 12, 2015
Publication Date
October 4, 2016
Inventor
Steven R Bromling
Edmonton
CA
Saar Cohen
Mishmeret
IL
Assaf Natanzon
Tel Aviv
IL
Agent
Joseph D Angelo
Krishnendu Gupta
Assignee
EMC Corporation
MA, US
IPC
G06F 11/20
G06F 3/06
G06F 12/16
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