Invention Grant
- Patent Title: Data integrity and acceleration in compressed storage environments in combination with software defined native RAID
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Application No.: US14961196Application Date: 2015-12-07
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Publication No.: US09846538B2Publication Date: 2017-12-19
- Inventor: Erik Rueger , Lance W. Russell , Christof Schmitt , Thomas A. Snellgrove
- Applicant: International Business Machines Corporation
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agent Stephen R. Tkacs; Stephen J. Walder, Jr.; Randall J. Bluestone
- Main IPC: G06F11/00
- IPC: G06F11/00 ; G06F3/06

Abstract:
A mechanism is provided in a data processing system for data integrity and acceleration in compressed storage environments in combination with software defined native redundant array of independent disks (RAID). The mechanism receives a data portion to write to storage and divides the data portion into a plurality of chunks. The mechanism performs real-time compression on a given chunk within the plurality of chunks and determines a compression rate for the given chunk. The mechanism determines a RAID level for the given chunk based on a value of the compression rate and stores the given chunk based on the determined RAID level.
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