Re: [OMPI users] Segmentation fault / Address not mapped (1) with 2-node job on Rocks 5.2

2010-06-22 Thread Ralph Castain
Sorry for the problem - the issue is a bug in the handling of the pernode option in 1.4.2. This has been fixed and awaits release in 1.4.3. On Jun 21, 2010, at 5:27 PM, Riccardo Murri wrote: > Hello, > > I'm using OpenMPI 1.4.2 on a Rocks 5.2 cluster. I compiled it on my > own to have a

[OMPI users] Segmentation fault / Address not mapped (1) with 2-node job on Rocks 5.2

2010-06-21 Thread Riccardo Murri
Hello, I'm using OpenMPI 1.4.2 on a Rocks 5.2 cluster. I compiled it on my own to have a thread-enabled MPI (the OMPI coming with Rocks 5.2 apparently only supports MPI_THREAD_SINGLE), and installed into ~/sw. To test the newly installed library I compiled a simple "hello world" that comes with