Re: [OMPI devel] mpirun --prefix question

2007-03-22 Thread David Daniel
OK. This sounds sensible. Thanks, David On Mar 22, 2007, at 10:38 AM, Ralph Castain wrote: We had a nice chat about this on the OpenRTE telecon this morning. The question of what to do with multiple prefix's has been a long- running issue, most recently captured in bug trac report #497. The p

Re: [OMPI devel] mpirun --prefix question

2007-03-22 Thread Ralph Castain
We had a nice chat about this on the OpenRTE telecon this morning. The question of what to do with multiple prefix's has been a long-running issue, most recently captured in bug trac report #497. The problem is that prefix is intended to tell us where to find the ORTE/OMPI executables, and therefor

Re: [OMPI devel] mpirun --prefix question

2007-03-22 Thread David Daniel
This is a development system for roadrunner using ssh. David On Mar 22, 2007, at 5:19 AM, Jeff Squyres wrote: FWIW, I believe that we had intended --prefix to handle simple cases which is why this probably doesn't work for you. But as long as the different prefixes are specified for different

Re: [OMPI devel] mpirun --prefix question

2007-03-22 Thread Jeff Squyres
FWIW, I believe that we had intended --prefix to handle simple cases which is why this probably doesn't work for you. But as long as the different prefixes are specified for different nodes, it could probably be made to work. Which launcher are you using this with? On Mar 21, 2007, at 1

Re: [OMPI devel] mpirun --prefix question

2007-03-21 Thread Ralph Castain
Yo David What system are you running this on? RoadRunner? If so, I can take a look at "fixing" it for you tomorrow (Thurs). Ralph On 3/21/07 10:17 AM, "David Daniel" wrote: > I'm experimenting with heterogeneous applications (x86_64 <--> > ppc64), where the systems share the file system where

[OMPI devel] mpirun --prefix question

2007-03-21 Thread David Daniel
I'm experimenting with heterogeneous applications (x86_64 <--> ppc64), where the systems share the file system where Open MPI is installed. What I would like to be able to do is something like this: mpirun --np 1 --host host-x86_64 --prefix /opt/ompi/x86_64 a.out.x86_64 : --np 1 --host