[Beowulf] New member, upgrading our existing Beowulf cluster

Chris Samuel csamuel at vpac.org
Thu Dec 3 21:34:42 EST 2009


----- "Bill Broadley" <bill at cse.ucdavis.edu> wrote:

> Indeed.  You'd hope that such long running jobs would checkpoint. 

They didn't at first, but when we asked them to they
decided they were going to checkpoint all 2GB of RAM
every minute. Over NFS.  We got them to fix that..

> Seems like the perfect place for virtualization.

..or blcr!

[...]
> Seems like it would be real popular with the admins.
> Anyone doing this?

How does it deal with pinned DMA memory on NICs ?

cheers,
Chris
-- 
Christopher Samuel - (03) 9925 4751 - Systems Manager
 The Victorian Partnership for Advanced Computing
 P.O. Box 201, Carlton South, VIC 3053, Australia
VPAC is a not-for-profit Registered Research Agency
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