[mythtv-users] Dell PowerEdge 2550 1 GHz as dedicated backend/storage..?

Jay R. Ashworth jra at baylink.com
Tue Nov 20 16:33:54 UTC 2007

On Mon, Nov 19, 2007 at 09:30:05PM -0600, jedi wrote:
>   Plus, there's the issue of how hard you're driving each.
>   Letting the SATA drives sit mostly idle will probably yield
> skewed results in favor of SATA when compared to SCSI drives
> are driven so hard that the array they are in are bound to 
> melt a hole in the datacenter floor. I don't think anyone
> is suggesting to run your "interesting" loads on ATA disks.

This is, as I like to point out, the kicker: it's the rated duty cycle.

SCSI drives are, I believe rated for 90-100% duty cycle over their MTBF.

ATA drives, not so much.

-- jra
Jay R. Ashworth                   Baylink                      jra at baylink.com
Designer                     The Things I Think                       RFC 2100
Ashworth & Associates     http://baylink.pitas.com                     '87 e24
St Petersburg FL USA      http://photo.imageinc.us             +1 727 647 1274

	     Witty slogan redacted until AMPTP stop screwing WGA

More information about the mythtv-users mailing list