[Bioclusters] SGE and NFS scalability

Lars G. T. Jorgensen lars at binf.ku.dk
Tue Dec 7 05:15:23 EST 2004

Steve wrote:

> We are about to start the build out of a 200 node cluster, and we plan 
> to use SGE 6 for job scheduling.
> The NFS device is an EMC Centera with 3 data movers, so it should 
> shift data at a decent speed, but I don't know about SGE scalability.
> Question:
> Is anyone using SGE via NFS on this number of nodes?

We have 240 nodes running with that setup. It works. If it's as efficent 
as it could be I don't know.
We choose it from a user friendly and stability point of view.

> Has anyone reached a CPU/scheduling limitation on a lesser number of 
> nodes.
> Would SGE with Berkeley DB be of benefit here?

Didn't to any thing speical during the setup.

> Who would recommend a local install of SGE on each node?


> Cheers,
> Steve
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Mvh|Regards, Lars
System Administrator, Phone: 3532 1349, Room: 318

Bioinformatics Centre, University of Copenhagen, 
Universitetsparken 15
DK-2100 Copenhagen

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