[GE users] Setting OMP_NUM_THREADS automatically

Chris Rudge chris.rudge at astro.le.ac.uk
Fri Jul 25 18:41:51 BST 2008


Yes, it's Myrinet. This problem sounds the same as when I was trying to get
som PBSPro/MPI integration working in the past.

Guess I'll just have to stick with users setting the variable themselves
unless there's some way to do it in the openmp PE.


> > Things seem to break when an MPI job runs in the same 
> queue. I'm using 
> > tight integration and end up with errors like:
> > /usr/local/sge6.0/openmp/startomp.sh: line 5: exec: cd: not found
> Which type of MPI? This was done by Myrinet in the past and 
> also broke Tight Integration as the second command after the 
> ";" (i.e. the command to start slave tasks was: cd balbla; 
> pgmname ...) created a subshell.

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