[rescue] (no subject)
joshua d boyd
rescue at sunhelp.org
Mon Aug 20 22:27:01 CDT 2001
On Mon, Aug 20, 2001 at 10:56:18PM -0400, Dave McGuire wrote:
>
> [yes, STILL catching up on email]
Hey, we are just glad that you didn't dump the load, keeping your
knowledge and wisdom from us.
> The arrays in question aren't exactly brand new, Josh. Jeeze. They
> are only full of 4GB drives.
I suppose that is feasible. I'm sure you picked on on the fact that I'm
not quite as classical as some people around here are. For one thing, I
have no problem with the idea of figuring out how to drop a couple of 9
gig drives into a Sun 3. I need to pick up a few of those drives first
though. Sometime when I have more spare cash lieing around.
> AND:
> - six hours' worth of battery backup
> (full operation, not just cache power)
Why so much? Do people usually run Crays on that much backup?
> - dual-channel full-duplex parallel HIPPI
> - three-way-redundant power supplies
> - remote management system
> - redunant controllers
> - 256MB of buffering
> - the capability to move data at full speed, sustained, *for real*,
> *whether the accesses are sequential or not*.
Sweet. Sweet.
> Don't poo-poo those arrays until you see their specs.
Maybe it is just my modern upbringing, but I still have trouble with not
expecting machines of that size to have significantly more space.
Are those trays holding standard SCSI drives, BTW?
--
Joshua D. Boyd
http://www.cs.millersville.edu/~jdboyd/
IANAL: I am not a [lama|lawyer|luser|leper].
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