implemented a workaround for MPI messages > 2 GB which caused a segfualt in MPI_Waitall. this one took me about a day because i didn't know that the message size was a problem :-(.
implemented a workaround for MPI messages > 2 GB which caused a segfualt in MPI_Waitall. this one took me about a day because i didn't know that the message size was a problem :-(.

RRZE-HPC/GHOST,RRZE-HPC/GHOST,RRZE-HPC/GHOST,RRZE-HPC/GHOST