[OMPI users] migration FAQ

2007-03-30 Thread Geoff Galitz
d the luxury of time to do some empirical testing but a migration FAQ would be useful to folks, I think. -geoff Geoff Galitz ge...@galitz.org

[OMPI users] hostfile syntax

2007-03-22 Thread Geoff Galitz
Does the hostfile understand the syntax: mybox cpu=4 I have some legacy code and scripts that I'd like to move without modifying if possible. I understand the syntax is supposed to be: mybox slots=4 but using "cpu" seems to work. Does that achieve the same thing? -geoff

Re: [OMPI users] nodes are oversubscribed in 1.1.1

2007-01-24 Thread Geoff Galitz
On Jan 24, 2007, at 7:03 AM, Pak Lui wrote: Geoff Galitz wrote: Hello, On the following system: OpenMPI 1.1.1 SGE 6.0 (with tight integration) Scientific Linux 4.3 Dual Dual-Core Opterons MPI jobs are oversubscribing to the nodes. No matter where jobs are launched by the scheduler, they

[OMPI users] nodes are oversubscribed in 1.1.1

2007-01-23 Thread Geoff Galitz
Hello, On the following system: OpenMPI 1.1.1 SGE 6.0 (with tight integration) Scientific Linux 4.3 Dual Dual-Core Opterons MPI jobs are oversubscribing to the nodes. No matter where jobs are launched by the scheduler, they always stack up on the first node (node00) and continue to stac