[Beowulf] Consumer vs. Enterprise Hard Drives in Clusters

matthew jones jamesjamiejones at aol.com
Mon Jan 26 16:22:40 EST 2009


i think it really does depend on the disk you get. i've had a consumer 
(IDE) disk recording cctv 24*7 for 3 years without fail touch wood. i 
think the margin between the disks now is growing smaller and smaller. 
our new back up system at work uses consumer disks in a raid 5 array.

matt

Anand Vaidya wrote:
> I remember  having read that "enterprise" drives are built to run 
> nonstop ( 24x7 ), whereas "consumer" disks are expected to be used 
> briefly (2-3hrs?) and then powered down daily.
>  
> So, the differences could be firmware, cooling & airflow, bearing 
> types (fluid vs ball) etc.
>  
> Regards
> Anand
>
>
>  
> On Thu, Jan 22, 2009 at 11:10 AM, Greg Lindahl <lindahl at pbm.com 
> <mailto:lindahl at pbm.com>> wrote:
>
>     On Wed, Jan 21, 2009 at 09:29:09PM -0500, Gus Correa wrote:
>
>     > Any other suggestions of specific vendors
>     > that may have better prices of enterprise (or consumer)
>     > class drives, in bulk or not?
>
>     My suggestion was that you ask a system integrator who actually sells
>     a lot of enterprise drives.
>
>     -- greg
>
>
>
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