[OMPI devel] BUG in ADIOI_NFS_WriteStrided

2014-12-19 Thread Eric Chamberland
Hi Howard, the bug is present also with MPICH-3.1.3... So, for disc...@mpich.org list readers, here is the valgrind output for a bug revealed with valgrind (sorry, I didn't compiled MPICH in debug mode), reported to OpenMPI earlier today: http://www.open-mpi.org/community/lists/devel/2014/12

Re: [OMPI devel] BUG in ADIOI_NFS_WriteStrided

2014-12-19 Thread Howard Pritchard
HI Eric, Does your app also work with MPICH? The romio in Open MPI is getting a bit old, so it would be useful to know if you see the same valgrind error using a recent MPICH. Howard 2014-12-19 9:50 GMT-07:00 Eric Chamberland : > > Hi, > > I encountered a new bug while testing our collective M

[OMPI devel] BUG in ADIOI_NFS_WriteStrided

2014-12-19 Thread Eric Chamberland
Hi, I encountered a new bug while testing our collective MPI I/O functionnalities over NFS. This is not a big issue for us, but I think someone should have a look at it. While running at 3 processes, we have this error on rank #0 and rank #2, knowing that rank #1 have nothing to write (0 le