[Beowulf] VMC - Virtual Machine Console

Shannon V. Davidson svdavidson at charter.net
Wed Jan 16 08:43:01 PST 2008


Michael H. Frese wrote:
> At 08:31 AM 1/16/2008, Jeffrey B. Layton wrote:
>> - With multi-core processors, to get the best performance you want to
>>   assign a process to a core.
>
> Excuse my ignorance, please, but can someone tell me how to do that on 
> Linux (2.6 kernels would be fine)?

sched_setaffinity(2)
taskset(1)
numactl(1)

>
> The kernel scheduler -- as opposed to a cluster scheduler -- is a 
> complete black box as far as I know.
>
> While I am it, where do I find a minimal list of processes necessary 
> to run a cluster node.  I can't see any reason to run the PC Smart 
> Card demon, pcscd, but I don't know what else I can pitch.
>
>
> Mike
>
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