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SAS drives showing up more and more
This article is part of the Storage magazine issue of Vol. 8 Num. 10 February 2010
Our monthly survey shows that more than 50% of respondents use SAS drives. With 6 Gbps SAS now available, SAS is poised to make an impact on various storage implementations. The latest 6 Gbps serial-attached SCSI (SAS) disk drives are beginning to show up in data centers, but their 3 Gbps predecessors have already made significant inroads in enterprise data storage shops (see "SAS challenges Fibre Channel drives," Storage magazine, January 2010). Slightly more than 50% of respondents to our latest survey currently use SAS drives. Right now, SAS drives are most used for direct-attached server storage (63%), but more than half of our SAS users have the drives installed in arrays. When we last asked about SAS drives a year and a half ago, approximately 26% of those respondents said that SAS drives accounted for 40% or more of their installed disk capacity; this time, 40% of respondents said that SAS accounted for that much capacity. The two biggest obstacles to SAS growth seem to be coming from above and below: of those who aren't ...
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