[mpich-discuss] Running the processes just in the nodes

[The Source]

You can write your app in a way it will only do calculations when proc 
rank is non-zero.

Ariovaldo de Souza Junior пишет:
> I would like to know if is that possible to run the processes just in 
> the nodes, leting the master node free for other tasks. For example, I 
> have a small cluster with 9 core 2 quad, I would like to run the 
> calculations just in 8 computers. I have tried editing the mpd.hosts 
> commenting the line that points the name of the master node but it was 
> useless, it started anyway. Does anyone have a ligh to sheed over this 
> issue?
>
> Thanks from now,
>
> Ariovaldo de Souza Junior
> Federal University of Amazonas
>