Invention Grant
- Patent Title: Extent level cache destaging
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Application No.: US14868690Application Date: 2015-09-29
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Publication No.: US09798472B1Publication Date: 2017-10-24
- Inventor: Assaf Natanzon , Eitan Bachmat , Mark Abashkin
- Applicant: EMC Corporation
- Applicant Address: US MA Hopkinton
- Assignee: EMC CORPORATION
- Current Assignee: EMC CORPORATION
- Current Assignee Address: US MA Hopkinton
- Agent Konrad R. Lee; Krishnendu Gupta
- Main IPC: G06F12/00
- IPC: G06F12/00 ; G06F3/06 ; G06F12/128

Abstract:
A System, Computer Program Product, and Computer-executable method for managing cache de-staging on a data storage system wherein the data storage system provides a Logical Unit (LU), the System, Computer Program Product, and Computer-executable method including dividing the LU into two or more extents, analyzing each of the two or more extents, creating a cache de-staging policy based on the analysis, and managing cache de-staging of the LU based the cache de-staging policy.
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