[torqueusers] qsub and limits.conf

Kamil Kisiel kamil at zymeworks.com
Mon May 19 12:31:36 MDT 2008

On 18-May-08, at 05:53 , Javier Lazaro wrote:

> I have install torque-2.3.0 and openmpi-1.2.3.
> I make tests and I have discovered that the work launched with the
> parameter '-hostfile' or '-machinefile' stops are to exceed the limits
> in the file /etc/security/limits.conf
> More details:
> [- snip -]
> ---------------------------
> I have limited time of cpu at 60 seconds in all nodes. Torque modify
> this limit only for maquina3b.
> I think that torque should modify cpu's limit in the resf of nodes.
> where is the error?

I believe that on most systems, the /etc/security/limits.conf file is  
only consulted by processes which go through PAM. If you're using SSH  
as a transport for MPI, it will be ignored unless your SSH has PAM  

Kamil Kisiel
HPC Systems Engineer, Zymeworks Inc.
201-1401 West Broadway,
Vancouver, BC, V6H 1H6, Canada
Tel: (604) 678-1388 ext. 135
Fax: (604) 737-7077

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