Title:
CACHE PROCESSING METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2016/095761
Kind Code:
A1
Abstract:
A cache processing method and apparatus, the method comprising: receiving an input-output-IO-read-request, according to the IO-read-request, reading small data block from a parent mirror (S101); if a first large data block containing the small data block is not in a cache mirror, checking whether storage space of the cache mirror has no space or an occupancy ratio of the storage space is greater than or equal to a preset ratio threshold (S102); if so, replacing a second large data block of the cache mirror with the first large data block, and writing the small data block into the storage space corresponding to the first large data block in the cache mirror (S103), replacing the dated second large data block with a new first large data block, and writing the small data block needed to be written into the cache mirror to effectively increase utilization rate of the storage space.
Inventors:
LI MINGJUN (CN)
Application Number:
PCT/CN2015/097176
Publication Date:
June 23, 2016
Filing Date:
December 11, 2015
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G06F12/12
Foreign References:
| CN104503703A | 2015-04-08 | |||
| CN102999444A | 2013-03-27 | |||
| CN103136121A | 2013-06-05 | |||
| US6418510B1 | 2002-07-09 | |||
| CN103218248A | 2013-07-24 |
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