StorageMojo » Everything You Know About Disks Is Wrong
Author: webmaestro
StorageMojo » Everything You Know About Disks Is Wrong
Everything You Know About Disks Is Wrong
February 20th, 2007 by Robin Harris in Enterprise, Clusters
Which do you believe?
* Costly FC and SCSI drives are more reliable than cheap SATA drives.
* RAID 5 is safe because the odds of two drives failing in the same RAID set are so low.
* After infant mortality, drives are highly reliable until they reach the end of their useful life.
* Vendor MTBF are a useful yardstick for comparing drives.
According the one of the “Best Paper†awards at FAST ‘07, none of these are backed by empirical evidence.
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