发明名称 |
METHOD AND SYSTEM FOR CONTROLLING QUALITY OF SERVICE OF STORAGE SYSTEM, AND STORAGE SYSTEM |
摘要 |
The present invention provides a method and a system for controlling quality of service of a storage system, and a storage system. The method includes: collecting statistics about processing capability information about hard disks in the storage system and obtaining processing capabilities of the hard disks according to the processing capability information; dividing a cache into multiple tiers according to the processing capabilities of the hard disks; and writing, for a cache of a tier in which dirty data reaches a preset proportion, data in the cache of the tier into a hard disk corresponding to the cache of the tier. The present invention avoids a phenomenon of preempting page resources in the cache. |
申请公布号 |
EP2713278(A4) |
申请公布日期 |
2014.06.25 |
申请号 |
EP20120851880 |
申请日期 |
2012.10.19 |
申请人 |
HUAWEI TECHNOLOGIES CO., LTD. |
发明人 |
CUI, WENLIN;WANG, QIYAO;ZHOU, MINGQUAN;SHU, TAN;WANG, HONGLEI |
分类号 |
G06F12/08;G06F3/06 |
主分类号 |
G06F12/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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