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专利名称:FAST WRITE AND MANAGEMENT OF
PERSISTENT CACHE IN A SYSTEM THATINCLUDES TERTIARY STORAGE
发明人:Veera W. Deenadhayalan,Wayne C.
Hineman,Robert M. Rees,Anurag Sharma,PinZhou
申请号:US14607237申请日:20150128
公开号:US20160217073A1公开日:20160728
专利附图:
摘要:Embodiments of the invention relate to receiving a write request that includes awrite data and an address of a target block in tertiary storage. In response to the writerequest, a write-miss is detected at a cache located in persistent storage. Based ondetecting the write-miss, the write data and associated metadata are written to a fastwrite storage location and the write request is marked as complete. In addition, thetarget block is retrieved from the address in the tertiary storage and stored in the cache.Contents of the fast write storage location are merged with the contents of the targetblock in the cache.
申请人:International Business Machines Corporation
地址:Armonk NY US
国籍:US
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