Re: [OMPI users] Segfault on any MPI communication on head node

2011-10-07 Thread Phillip Vassenkov
essages On 10/3/11 8:28 PM, Ralph Castain wrote: That means you have mismatched installations around - one configured as debug, and one not. They have to match. Sent from my iPad On Oct 3, 2011, at 2:44 PM, Phillip Vassenkov<phillip.vassen...@gtri.gatech.edu> wrote: I went int

Re: [OMPI users] Segfault on any MPI communication on head node

2011-10-03 Thread Phillip Vassenkov
debugging code to OMPI, and it'll compile everything with -g so that you can get stack traces. Beware that the extra debugging junk makes OMPI slightly slower; don't do any benchmarking with this install, etc. On Sep 28, 2011, at 6:27 PM, Phillip Vassenkov wrote: I tried 1.4.4rc4, same

Re: [OMPI users] Segfault on any MPI communication on head node

2011-09-28 Thread Phillip Vassenkov
as well(?) To be safe I would also add: gethostname(name,maxlen); name[19] = '\0'; printf("Hello, world. I am %d of %d and host %s \n", rank, ... Cheers On 09/27/2011 07:40 PM, Phillip Vassenkov wrote: Thanks, but my main concern is the segfault :P I changed and as I expecte

Re: [OMPI users] Segfault on any MPI communication on head node

2011-09-27 Thread Phillip Vassenkov
, at 5:09 PM, Phillip Vassenkov wrote: Yep, Fedora Core 14 and OpenMPI 1.4.3 On 9/24/11 7:02 AM, Jeff Squyres wrote: Are you running the same OS version and Open MPI version between the head node and regular nodes? On Sep 23, 2011, at 5:27 PM, Vassenkov, Phillip wrote: Hey all, I've been racking

Re: [OMPI users] Segfault on any MPI communication on head node

2011-09-26 Thread Phillip Vassenkov
Yep, Fedora Core 14 and OpenMPI 1.4.3 On 9/24/11 7:02 AM, Jeff Squyres wrote: Are you running the same OS version and Open MPI version between the head node and regular nodes? On Sep 23, 2011, at 5:27 PM, Vassenkov, Phillip wrote: Hey all, I’ve been racking my brains over this for several