Invention Grant
- Patent Title: Read tail latency reduction
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Application No.: US15373456Application Date: 2016-12-08
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Publication No.: US10372344B2Publication Date: 2019-08-06
- Inventor: James N. Malina , Robert L. Horn , Kent Anderson , James C. Alexander , Albert H. Chen
- Applicant: Western Digital Technologies, Inc.
- Applicant Address: US CA Irvine
- Assignee: Western Digital Technologies, Inc.
- Current Assignee: Western Digital Technologies, Inc.
- Current Assignee Address: US CA Irvine
- Main IPC: G06F3/06
- IPC: G06F3/06 ; H03M13/37

Abstract:
A collective latency indicator is determined that is associated with a latency in retrieving multiple erasure coded shards generated from an erasure coding on initial data. The collective latency indicator is compared to a latency limit, and a number of erasure coded shards to retrieve is adjusted based on the comparison of the collective latency indicator to the latency limit.
Public/Granted literature
- US20180165016A1 READ TAIL LATENCY REDUCTION Public/Granted day:2018-06-14
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