Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread devendra rai
vedDataTypes is the sample application. > > >Best, > >Devendra > > > > > > From: Ralph Castain >To: devendra rai >Sent: Thursday, 5 January 2012, 19:14 >Subject: Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486 >

Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread Jeff Squyres
; Best, >> >> Devendra >> >> From: Ralph Castain >> To: devendra rai ; Open MPI Users >> >> Sent: Thursday, 5 January 2012, 18:49 >> Subject: Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486 >> >> Guess I'm sti

Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread devendra rai
From: Ralph Castain To: devendra rai Sent: Thursday, 5 January 2012, 19:14 Subject: Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486 That is indeed rather strange. The failure occurs at a rather trivial point in the code, well before anything useful can happen

Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread devendra rai
Users Sent: Thursday, 5 January 2012, 18:49 Subject: Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486 Guess I'm still confused a bit - are you saying that the rebuild no longer fixes the problem? Otherwise, I don't see a ready solution. If your system undergoes a significa

Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread Ralph Castain
figure line for > building open-mpi. > > Thanks a lot. > > Devendra Rai > > From: Ralph Castain > To: devendra rai ; Open MPI Users > > Sent: Thursday, 5 January 2012, 18:32 > Subject: Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486 > > Let me

Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread devendra rai
n-mpi. Thanks a lot. Devendra Rai From: Ralph Castain To: devendra rai ; Open MPI Users Sent: Thursday, 5 January 2012, 18:32 Subject: Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486 Let me see if I understand correctly. You performed some upgrad

Re: [OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread Ralph Castain
Let me see if I understand correctly. You performed some upgrades on Linux, and then orterun fails. Rebuilding OMPI resolved the problem. Is that correct? If so, then I'm not terribly surprised - it depends on what got upgraded. For example, if the default libc changed due to a revision upgrade

[OMPI users] Strange segfault in mpirun: orterun.c:486

2012-01-05 Thread devendra rai
Hello All, This has happened to me many times, but a simple rebuild of the Open-MPI generally fixed it. I had a perfectly working (and tested) MPI application till a few days ago. Since then, there has been some upgrades on my Linux OS (basically, the ones which the system picks up automatical

[OMPI users] Strange Segfault in mpirun: orterun.c:486

2012-01-05 Thread devendra rai
Hello All, This has happened to me many times, but a simple rebuild of the Open-MPI generally fixed it. I had a perfectly working (and tested) MPI application till a few days ago. Since then, there has been some upgrades on my Linux OS (basically, the ones which the system picks up automatical