Quality of service control method for storage system

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United States of America Patent

PATENT NO 8909868
SERIAL NO

14283783

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Abstract

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A method and a system for controlling quality of service of a storage system, and a storage system. The method includes: collecting information about processing capabilities of the hard disks in the storage system and obtaining processing capabilities of the hard disks according to the information about processing capabilities; dividing a cache into multiple cache tiers according to the processing capabilities of the hard disks; and writing, for a cache tier in which dirty data reaches a preset threshold, data in the cache tier into at least one hard disk corresponding to the cache tier. The method avoids a phenomenon of preempting page resources in the cache.

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Patent Owner(s)

  • HUAWEI TECHNOLOGIES CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cui, Wenlin Chengdu, CN 7 43
Shu, Tan Chengdu, CN 2 44
Wang, Honglei Shenzhen, CN 40 110
Wang, Qiyao Beijing, CN 10 45
Zhou, Mingquan Shenzhen, CN 2 41

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