Invention Grant
- Patent Title: Distributed replication and deduplication of an object from a source site to a destination site
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Application No.: US15887680Application Date: 2018-02-02
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Publication No.: US11349915B2Publication Date: 2022-05-31
- Inventor: Kevin Xu , Abhinav Duggal , Atul Avinash Karmarkar , Philip Shilane
- Applicant: EMC IP Holding Company LLC
- Applicant Address: US MA Hopkinton
- Assignee: EMC IP Holding Company LLC
- Current Assignee: EMC IP Holding Company LLC
- Current Assignee Address: US MA Hopkinton
- Agency: Staniford Tomita LLP
- Main IPC: G06F16/178
- IPC: G06F16/178 ; H04L67/1095 ; H04L67/06 ; H04L67/1001 ; G06F16/174 ; H04L67/1097 ; H04L9/40

Abstract:
A source worker node at a source site fetches a task from a message queue. The task specifies replicating a first object at the source site to a destination site. A request for a connection is issued from the source worker node to the destination site. The request is received by a load balancer at the destination site and assigned to a destination worker node. A connection is established between the source and destination worker nodes. A determination is made that the destination site does not include an object that is the same as the first object. Upon the determination, a deduplication is performed between the source and destination worker nodes of segments into which the first object has been divided. Deduplicated segments of the first object are transmitted from the source worker node to the destination worker node for storage at the destination site.
Public/Granted literature
- US20190245918A1 DISTRIBUTED REPLICATION OF AN OBJECT Public/Granted day:2019-08-08
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