IntelĀ® MPI Benchmarks User Guide and Methodology Description
This is the benchmark for the MPI_Accumulate function. It reduces a vector of length L = x/sizeof(float) of float items. The MPI data type is MPI_FLOAT. The MPI operation is MPI_SUM. See the basic definitions and a schematic view of the pattern below.
|
Property |
Description |
|---|---|
|
Measured pattern |
As symbolized between |
|
MPI data type |
MPI_FLOAT |
|
MPI operation |
MPI_SUM |
|
Root |
0 |
|
Reported timings |
t=t(M) (in μsec) as indicated in the figure below, non-aggregate (M=1)and aggregate (M=n_sample). For details, see Actual Benchmarking. |
|
Reported throughput |
None |
