[rescue] A5000, 22x9.1GB, QLogic QLA2100F controller, asking $550

Joshua Boyd jdboyd at jdboyd.net
Sat Apr 1 10:59:19 CST 2006

On Sat, Apr 01, 2006 at 12:27:00AM -0600, Jonathan C. Patschke wrote:
> On Fri, 31 Mar 2006, Bill Bradford wrote:
> > NetApp and EMC are now touting SATA as cheaper, slower alternatives to
> > FC on their storage systems, for people that dont need FC performance.
> Interesting, that, given that SATA-1 has more raw bandwidth than 1Gb/s
> FC and SATA-2 has more raw bandwidth than 2Gb/s.  Seems that if they'd
> just put a little more beef on the drive casings to dissipate heat
> better and spun the motors up to 15krpm, they'd perform just as well as
> FC.

2GB/s FC-AL is still selling (I guess), but 4GB/s FC-AL has been out for
more than a year (I believe I heard it was demo'ed at SC2004, and I know
it was at several booths at NAB2005).
> In a system like a NetApp or EMC, where the computers don't talk to the
> discs directly anyway, why should it matter what sort of connectivity
> the disks use to talk to the storage subsystem.

It shouldn't.

Joshua D. Boyd
jdboyd at jdboyd.net

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