Writing adjacent tracks to a stride, based on a comparison of a destaging of tracks to a defragmentation of the stride

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United States of America Patent

PATENT NO 9086816
APP PUB NO 20150058560A1
SERIAL NO

14504008

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Abstract

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Compressed data is maintained in a plurality of strides of a redundant array of independent disks, wherein a stride is configurable to store a plurality of tracks. A request is received to write one or more tracks. The one or more tracks are written to a selected stride of the plurality of strides, based on comparing the number of operations required to destage selected tracks from the selected stride to the number of operations required to defragment the compressed data in the selected stride.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gupta, Lokesh M Tucson, US 542 3375

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