Invention Grant
- Patent Title: Incrementally updating recovery map data for a memory system
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Application No.: US16572530Application Date: 2019-09-16
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Publication No.: US11269737B2Publication Date: 2022-03-08
- Inventor: Brennan Alexander Watt
- Applicant: Microsoft Technology Licensing, LLC
- Applicant Address: US WA Redmond
- Assignee: Microsoft Technology Licensing, LLC
- Current Assignee: Microsoft Technology Licensing, LLC
- Current Assignee Address: US WA Redmond
- Agency: Ray Quinney & Nebeker P.C
- Agent James Bullough
- Main IPC: G06F12/02
- IPC: G06F12/02 ; G06F11/14 ; G06F11/07

Abstract:
The present disclosure relates to systems, methods, and computer-readable media for generating and updating a recovery map that includes information that enables a computing device to recover a current state of memory. For example, systems disclosed herein may iteratively update segments of a memory snapshot based on a recent state of memory corresponding to discrete portions of a memory system. In addition, systems disclosed herein may discard outdated segments of the memory snapshot in addition to outdated journal updates at incremental checkpoints that facilitate a gradual update process that may significantly reduce recovery time upon experiencing an untimely power loss event. The systems described herein provide additional processing flexibility, reduce utilization of processing resources, and reduce media wear while accomplishing one or more benefits associated with efficient recovery of a current state of memory.
Public/Granted literature
- US20210081284A1 INCREMENTALLY UPDATING RECOVERY MAP DATA FOR A MEMORY SYSTEM Public/Granted day:2021-03-18
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