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Re: how to config 8-core machine: msg#00091

Subject: Re: how to config 8-core machine
Josh Butikofer wrote:
> What is the output of "pbsnodes -a" show you? It should let you know how many 
> compute nodes TORQUE
> believes exist and how many processors are available for launching jobs 
> (np=<x>).
>   
$ pbsnodes -a
conv01.xxxxx.xx
     state = free
     np = 8
     ntype = cluster
     status = opsys=linux,uname=Linux conv01.xxxxx.xx 
2.6.18-1.2200.BB.8K.1 #1 SMP Tue Dec 5 19:13:45 CET 2006
x86_64,sessions=8628
28077,nsessions=2,nusers=1,idletime=265766,totmem=49953060kb,availmem=49530744kb,physmem=16401316kb,ncpus=8,loadave=0.23,netload=731966864948,state=free,jobs=?
15201,rectime=1169471963

> It sounds like TORQUE thinks there are more than 8 processors available, so 
> it starts the 12 jobs.
> With two 8-core machines I would personally find this desirable: setting up 
> the head node and the
> other computer as two compute nodes would allow you to run 16 processes 
> simultaneously.
>
>   
I've only hooked up one machine now.. the second one is waiting to be
configured.


Thanks,

Wim


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