Re: [OMPI users] How do you switch off paffinity?

2007-04-23 Thread Mostyn Lewis
I tried this on a humble PC and it works there. I see in the --mca mpi_show_mca_params 1 print out that there is a [bb17:06646] paffinity= entry, so I expect that sets the value entry back to 0? I'll get to the SLES10 cluster when I can (other people doing benchmarks) and see what I can. I see th

[OMPI users] Bug in orte/mca/pls/rsh/pls_rsh_module.c

2007-04-23 Thread Mostyn Lewis
After 1.3a1r14155 (not sure how much after but certainly currently) you get a SEGV if you use an unknown shell (I use something called ksh93). Error is at lines 576->580 if ( i == ORTE_PLS_RSH_SHELL_UNKNOWN ) { opal_output(0, "WARNING: local probe returned unhandled shell:%s

[OMPI users] Call for Help: CPU topology needed!

2007-04-23 Thread Bert Wesarg
Hello all, for a new development effort[1] in the PLPA sub project[2], we/I need actual data from running machines. Concretely the cpu topology information which the linux kernel >= 2.6.16 exports per sysfs. Those who are willing to help please follow the instructions at the end of the mail. Mos

Re: [OMPI users] How do you switch off paffinity?

2007-04-23 Thread Jeff Squyres
On Apr 22, 2007, at 8:46 PM, Mostyn Lewis wrote: More information. --mca mpi_paffinity_alone 0 Can you describe how you're verifying that the process is actually bound? May I ask I question about the code, which I scanned. I see in ompi/runtime/ompi_mpi_params.c you do a: mca_base