Re: [OMPI users] Using mtrace with openmpi segfaults

2007-12-07 Thread Jeff Squyres
Squyres <jsquy...@cisco.com> Sent by: users-boun...@open-mpi.org 12/06/2007 07:44 AM Please respond to Open MPI Users <us...@open-mpi.org> To Open MPI Users <us...@open-mpi.org> cc Subject Re: [OMPI users] Using mtrace with openmpi segfaults I have not tried to use mtrace

Re: [OMPI users] Using mtrace with openmpi segfaults

2007-12-06 Thread Jeff Squyres
On Dec 6, 2007, at 10:14 AM, Sajjad Tabib wrote: Is it possible to disable ptmalloc2 at runtime by disabling the component? Nope -- this one has to be compiled and linked in ahead of time. Sorry. :-\ -- Jeff Squyres Cisco Systems

Re: [OMPI users] Using mtrace with openmpi segfaults

2007-12-06 Thread Jeffrey M Ceason
); Jeff Squyres <jsquy...@cisco.com> Sent by: users-boun...@open-mpi.org 12/06/2007 07:44 AM Please respond to Open MPI Users <us...@open-mpi.org> To Open MPI Users <us...@open-mpi.org> cc Subject Re: [OMPI users] Using mtrace with openmpi segfaults I have not tried to

Re: [OMPI users] Using mtrace with openmpi segfaults

2007-12-06 Thread Sajjad Tabib
pen-mpi.org> cc Subject Re: [OMPI users] Using mtrace with openmpi segfaults I have not tried to use mtrace myself. But I can see how it would be problematic with OMPI's internal use of ptmalloc2. If you are not using InfiniBand or Myrinet over GM, you don't need OMPI to have an internal

[OMPI users] Using mtrace with openmpi segfaults

2007-12-03 Thread Jeffrey M Ceason
Having trouble using mtrace with openmpi. Whenever I use the mtrace call before or after MPI_Init the application terminates. This only seems to happen using mpi. Is there a way to disable the open-mpi memory wrappers? Is there known issues with users applications using mallopts and the