Running large scale Intel® MPI applications on InfiniBand* clusters, one might have recognized an increasing time spend within the MPI_Init() routine. The reason for this behavior are some MPI runtime infrastructure management operations that are necessary in order to make sure that all MPI ranks have a common environment. Having large MPI runs with multiple thousands of ranks, these operations can consume a huge part of the MPI initialization phase time.
32 Bit Support of Intel® MPI Library & Intel® Trace Analyzer and Collector
I have a system that has both the Intel® Compilers and the Intel® MPI Library. I'm trying to run an Intel MPI job with mpirun but I'm hitting the following errors:
line 96: /opt/intel/composer_xe_2013_sp1/mpirt/bin/intel64/mpivars.sh: No such file or directory
Furthermore, when I try mpirun -V, it returns this: