Re: [Nelsonlab-analysis] [Nelsonlab-devel] Cluster Usage

[Jordan M. <jme...@uc...>]

The comment was more general, as some reservations were of 24Gb for 1 core.

On Wed, Feb 10, 2010 at 4:00 PM, Michael Yourshaw <myo...@uc...>wrote:

> What difference does it make if you want to reserve all memory on a 32 Gb
> node?
>
>
> ॐ
>
> Michael Yourshaw
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> On Feb 10, 2010, at 15:38, Jordan Mendler wrote:
>
> I have noticed that many people have been submitting jobs with -pe serial
> 8, when their job only uses one thread. Please only use -pe serial #, if
> your job is multi-threaded and using # threads.
>
> If you are simply trying to reserve memory, use -l vf=#G instead. Please
> note that this is on a per core basis, so -l vf=4G -pe serial 8 will request
> an 8-core machine with 32G of RAM. -l vf=4G -pe serial 2 will request 8G and
> 2 cpu's. -l vf=4G alone will request 4GB and 1 cpu.
>
> Thanks,
> Jordan
>
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