StorageMojo Â» 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 â€œBest Paperâ€ awards at FAST â€˜07, none of these are backed by empirical evidence.