IntelĀ® MPI Benchmarks 4.0
Use PingPong and PingPongSpecificSource for measuring startup and throughput of a single message sent between two processes. PingPong uses the MPI_ANY_SOURCE value for destination rank, while PingPongSpecificSource uses an explicit value.
Property |
Description |
---|---|
Measured pattern |
As symbolized between |
MPI routines |
MPI_Send, MPI_Recv |
MPI data type |
MPI_BYTE |
Reported timings |
time=Δt/2 (in μsec) as indicated in the figure below. |
Reported throughput |
X/(1.048576*time) |