[Mauiusers] All processes run on the head/master node

zhyang at lzu.edu.cn zhyang at lzu.edu.cn
Thu Nov 27 17:50:13 MST 2008


you can add parameter in mpirun:
mpirun -np 4 -nolocal -machinefile $PBS_NODEFILE /usr/bin/whatever


>-----原始邮件-----
> 发件人: "Pascual Muñoz Muñoz" <pmunoz at gco.upv.es>
> 发送时间: 2008-11-27 12:52:16
> 收件人: mauiusers at supercluster.org
> 抄送: 
> 主题: [Mauiusers] All processes run on the head/master node
> Hi all,
> 
> 
> 
> We are assembling a cluster following:
> 
> 
> 
> http://debianclusters.cs.uni.edu/
> 
> 
> 
> Right now we have a master/head node and a cluster/compute node. Both 
> 
> are listed in the configuration files (torque pbs nodes and maui 
> 
> machines.LINUX) to have 2 processors.
> 
> 
> 
> When we send jobs to the queue through a script like:
> 
> 
> 
> #!/bin/bash
> 
> #PBS -l nodes=2
> 
> 
> 
> cd /home/justme/
> 
> mpirun -machinefile $PBS_NODEFILE -np 4 /usr/bin/whatever
> 
> 
> 
> The 4 processes run on the master node! And the cluster node is free!
> 
> 
> 
> On other clusters, this works fine, so the problem is not in the program 
> 
> being run, rather in the torque/maui (we guess) configuration.
> 
> 
> 
> So we did something wrong in configuration, but can't guess what. All 
> 
> your ideas will be welcomed.
> 
> 
> 
> Thanks in advance.
> 
> 
> 
> -- 
> 
> Dr. Pascual Muñoz Muñoz - Telecommunication Engineer
> 
> Optical Communications Group - iTEAM Research Institute
> 
> pascual at ieee.org - www.gco.upv.es - www.upv.es
> 
> -------------------------------------------------------
> 
> 
> 
> 
> 
> _______________________________________________
> 
> mauiusers mailing list
> 
> mauiusers at supercluster.org
> 
> http://www.supercluster.org/mailman/listinfo/mauiusers
> 
> 

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