Re: [OMPI users] How do I debug this?

2006-08-03 Thread Jeff Squyres
Greetings Robert. Can you send all the information listed here: http://www.open-mpi.org/community/help/ Of particular interest will be the version that you are using. We had some bugs with the TCP connection code that were recently fixed. Can you try the latest 1.1.1 beta tarball and see i

Re: [OMPI users] MPI application fails with errno 113

2006-08-03 Thread Jeff Squyres
Greetings Gunnar. Can you provide all the information listed here: http://www.open-mpi.org/community/help/ For example, what version are you using? We had some bugs in the TCP connection code dealing with multiple networks that were recently fixed. Could you try the latest 1.1.1 beta and se

Re: [OMPI users] error in running openmpi on remote node

2006-08-03 Thread Jeff Squyres
On 7/24/06 3:47 AM, "Chengwen Chen" wrote: > I have tried to use v1.1 openmpi. but the program (AMBER9) I am using can't > be compiled correctly by v1.1. So I seems that I have to keep using > openmpi-1.02. Can you explain what you mean by that? The user interface (i.e., the MPI API) should not

Re: [OMPI users] MPI application fails with errno 113

2006-08-03 Thread Gunnar Johansson
Hi, Thank you very much for your answer, but I'm very embarassed to say that some of our machines in our setup still had a firewall enabled. Which of course I should have verified in the first place, before posting the question here. Still, I'm impressed that OpenMPI still made it through the fi

Re: [OMPI users] MPI application fails with errno 113

2006-08-03 Thread Jeff Squyres
So am I! :-) Glad you got it working. On 8/3/06 8:04 AM, "Gunnar Johansson" wrote: > Hi, > > Thank you very much for your answer, but I'm very embarassed to say > that some of our machines in our setup still had a firewall enabled. > Which of course I should have verified in the first place,

[OMPI users] OpenMPI / PBS / TM interaction

2006-08-03 Thread Martin Schafföner
Hi all, I noticed by accident that if I allocate only 1 of 2 CPUs on, say, x nodes with PBS, it is possible to run mpiexec with -np = 2*x, i.e. I can use both CPUs on each SMP node. This is not would I would expect or want. I would guess that this is due to the fact that even if the _one_ orted

Re: [OMPI users] OpenMPI / PBS / TM interaction

2006-08-03 Thread Ralph H Castain
Depending upon what version you are using, this could be resolved fairly simply. Check to see if your version supports the "nooversubscribe" command line option. If it does, then setting that option may (I believe) resolve the problem - at the least, it will only allow you to run one application p

[OMPI users] seg fault in MPI_Comm_size

2006-08-03 Thread Peng Wang
Hi, there: How are you guys doing? I got a seg fault at the beginning of the Aztec library an application is using, please find the attached config.log.gz and the following stack trace and ompi_info output: The following stack trace repeats for each process: Failing at addr:(nil) Signal:1