RAID-0 vs RAID-4 or RAID-5: Does the CPU Usage Matter?

2014-11-23 • SEND FEEDBACK |
Related: diglloydTools, Other World Computing, RAID, RAID-0, RAID-4, RAID-5

One reader expressed concern that the CPU usage required for parity calculations during writes would chew up too much CPU power. This concern is put to rest in this analysis:

CPU Usage for RAID-0 vs RAID-4 or RAID -5

Throughput of hashing speed with IntegrityChecker, RAID-0 vs RAID-4 SSDs

~130% CPU Usage for RAID-4 or RAID-5 during intensive write
(during disktester fill-volume test)