[Beowulf] Quiet *and* powerful
henken at seas.upenn.edu
Fri Dec 12 12:24:39 EST 2003
On Fri, 2003-12-12 at 12:08, Joshua Baker-LePain wrote:
> Yes, I know this has been discussed a couple of times, and that my stated
> goals are at odds with each other. But I really need the best bang for
> the noise for a system that will reside in the same room with patients
> undergoing diagnostic ultrasound scanning. Our current setup (6 1U dual
> 2.4GHz Xeons, with about 11 little fans per node) is ridiculously loud,
> and annoys both the patients and the physicians. This is Bad.
> We're willing to pay for better, but don't want to take too much of a
> speed hit. Does anybody have a good vendor for quiet but still high
> performing systems? Is there any hope in the 1U form factor (my Opteron
> nodes are somewhat quieter, since they use squirrel cage fans, but are
> still too loud), or should I look at, e.g., putting Quad Opterons in a 3
> or 4U case? Or should I look at lashing together some towers (this system
> also needs to be somewhat portable)?
They are not 1U, but the Dell 650N I have is just about silent. At most
I hear a faint harddrive noise, but most times I hear nothing at all.
FYI, this is a dual processor machine as well.
Penguin Herder & Linux Cluster System Programmer
Liniac Project - Univ. of Pennsylvania
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