Re: [OMPI users] MPI_Alltoallv function crashes when np > 100

2011-04-26 Thread 孟宪军
It seems that the const variable SOMAXCONN who used by listen() system call causes this problem. Can anybody help me resolve this question? 2011/4/25 孟宪军 > Dear all, > > As I mentioned, when I mpiruned an application with the parameter "np = > 150(or bigger)", the application who used the MPI_Al

Re: [OMPI users] using openib and psm together

2011-04-26 Thread Dave Love
Jeff Squyres writes: > I believe it was mainly a startup issue -- there's a complicated > sequence of events that happens during MPI_INIT. IIRC, the issue was > that if OMPI had software support for PSM, it assumed that the lack of > PSM hardware was effectively an error. Thanks. For what it's