发明申请
US20170060763A1 METHODS AND SYSTEMS FOR THROTTLING WRITES TO A CACHING DEVICE IN RESPONSE TO READ MISSES
有权
将写入到读取设备的缓存设备的读取错误的方法和系统
- 专利标题: METHODS AND SYSTEMS FOR THROTTLING WRITES TO A CACHING DEVICE IN RESPONSE TO READ MISSES
- 专利标题(中): 将写入到读取设备的缓存设备的读取错误的方法和系统
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申请号: US15347963申请日: 2016-11-10
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公开(公告)号: US20170060763A1公开(公告)日: 2017-03-02
- 发明人: Umesh Maheshwari , Varun Mehta
- 申请人: Nimble Storage, Inc.
- 主分类号: G06F12/0888
- IPC分类号: G06F12/0888 ; G06F3/06
摘要:
A storage device includes a flash memory-based cache for a hard disk-based storage device and a controller that is configured to limit the rate of cache updates through a variety of mechanisms, including determinations that the data is not likely to be read back from the storage device within a time period that justifies its storage in the cache, compressing data prior to its storage in the cache, precluding storage of sequentially-accessed data in the cache, and/or throttling storage of data to the cache within predetermined write periods and/or according to user instruction.
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