Re: [OMPI users] rankfiles in openmpi-1.7.4

2014-02-10 Thread Ralph Castain
Hmmm...afraid there isn't much I can offer here, Siegmar. For whatever reason, hwloc is indicating it cannot bind processes on that architecture. On Feb 9, 2014, at 12:08 PM, Siegmar Gross wrote: > Hi Ralph, > > thank you very much for your reply. I have changed my rankfile. > > rank 0=rs0

Re: [OMPI users] simple test problem hangs on mpi_finalize and consumes all system resources

2014-02-10 Thread Jeff Squyres (jsquyres)
After a bunch of off-list communication, it turns out that the OMPI warning cited in the first mail of this chain was indeed the culprit. OMPI was warning that it could only register about half the memory in the machine due to limitations in the OFED driver. Once those limits were raised to in

[OMPI users] valgrind invalid reads for large self-sends using thread_multiple

2014-02-10 Thread Daniel Ibanez
Hello, I have used OpenMPI in conjunction with Valgrind for a long time now, and developed a list of suppressions for known false positives over time. Now I am developing a library for inter-thread communication that is based on using OpenMPI with MPI_THREAD_MULTIPLE support. I have noticed that

Re: [OMPI users] warnings and anachronisms in openmpi-1.7.4

2014-02-10 Thread Siegmar Gross
Hi Oscar, I always favor no warnings, but it's not me to make this decision. Kind regards and thank you very much for your replies Siegmar > Quoting Siegmar Gross : > > > Hi Oscar, > > > >> The warnings of type "cast to pointer from integer of different size" > >> are provoked when a jlong (