IntelĀ® MPI Benchmarks User Guide and Methodology Description
The benchmark for the MPI_Igatherv function that measures pure communication time. All processes input X bytes. The root process receives X*np bytes, where np is the number of processes. The root of the operation is changed round-robin.
Property |
Description |
---|---|
Measured pattern |
MPI_Igatherv/MPI_Wait |
MPI data type |
MPI_BYTE |
Root |
i%num_procs in iteration i |
Reported timings |
Bare time |
Reported throughput |
None |