Invention Grant
- Patent Title: Optimize data protection layouts based on distributed flash wear leveling
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Application No.: US15592069Application Date: 2017-05-10
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Publication No.: US10831594B2Publication Date: 2020-11-10
- Inventor: Brian Gold , John Hayes , Robert Lee
- Applicant: Pure Storage, Inc.
- Applicant Address: US CA Mountain View
- Assignee: Pure Storage, Inc.
- Current Assignee: Pure Storage, Inc.
- Current Assignee Address: US CA Mountain View
- Agency: Womble Bond Dickinson (US) LLP
- Main IPC: G06F11/00
- IPC: G06F11/00 ; G06F11/10 ; G11C11/56 ; G11C16/34 ; G06F3/06 ; G06F12/02

Abstract:
A method for storing data in a storage system having solid-state memory is provided. The method includes determining a first portion of the solid-state memory having a lower read latency than a second portion of the solid-state memory, relative to each other or to a threshold. The method includes writing data bits of erasure coded data to the first portion of the solid-state memory, and writing one or more parity bits of the erasure coded data to the second portions of the solid-state memory. A storage system is also provided.
Public/Granted literature
- US20180024877A1 OPTIMIZE DATA PROTECTION LAYOUTS BASED ON DISTRIBUTED FLASH WEAR LEVELING Public/Granted day:2018-01-25
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