From: Gengbin Zheng (gzheng_at_ks.uiuc.edu)
Date: Thu Jun 03 2004 - 11:33:25 CDT
You can write a little script to generate the "nodelist" file on the fly,
such as the following:
echo "group main ++shell ssh > nodelist
set list=`cat $PBS_NODEFILE`
foreach h ( $list )
echo "host $h" >> nodelist
On Wed, 2 Jun 2004, Giovanni wrote:
> Hi all,
> I would like to start a parallel simulation with namd using charmrun on
> an linux-alpha cluster.
> The software is working perfectly for local jobs but if I want to use
> remote machines also,
> the only thing I can do is to submit my job to a queue and wait for free
> Then, I don't know in advance on which machines my simulation will run.
> I guess, first, that all the names of the machines in the cluster should
> be in the "nodelist" file, but is this enough to get it working ?
> I am a bit suspicious because, when I run NAMD on our smaller cluster
> (intel-linux and no queues) I have to copy the directory containing the
> starting files to an identical path in all remote nodes that are in my
> Also, the executable namd2 must be in the same directory on all machines
> that I decide to use
> Any suggestion ?
> Giovanni Bellesia
> Theory and Computation Group
> Department of Chemistry
> University College Dublin
> Belfield, Dublin 4, Ireland
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