The benchmark for the MPI_Reduce_scatter_block function. It reduces a vector of length L = X/sizeof(float)*np float items. The MPI data type is MPI_FLOAT. The MPI operation is MPI_SUM. In the scatter phase, the L items are split as evenly as possible.
Property |
Description |
---|---|
Measured pattern |
MPI_Reduce_scatter_block |
MPI data type |
MPI_FLOAT |
MPI operation |
MPI_SUM |
Reported timings |
Bare time |
Reported throughput |
None |