Visible to Intel only — GUID: GUID-F418E012-7FDD-4484-A435-010799901F14
Measuring Communication and Computation Overlap
Measuring Pure Communication Time
Iallgather
Iallgather_pure
Iallgatherv
Iallgatherv_pure
Iallreduce
Iallreduce_pure
Ialltoall
Ialltoall_pure
Ialltoallv
Ialltoallv_pure
Ibarrier
Ibarrier_pure
Ibcast
Ibcast_pure
Igather
Igather_pure
Igatherv
Igatherv_pure
Ireduce
Ireduce_pure
Ireduce_scatter
Ireduce_scatter_pure
Iscatter
Iscatter_pure
Iscatterv
Iscatterv_pure
Visible to Intel only — GUID: GUID-F418E012-7FDD-4484-A435-010799901F14
One_get_all
This benchmark tests the MPI_Get operation using one active process that gets data from all other processes. All target processes are waiting in the MPI_Barrier call while the origin process accesses their memory.
Property |
Description |
---|---|
Measuredpattern |
(N*MPI_Get)/MPI_Win_flush_all , where N is the number of target processes. |
MPI data type |
MPI_BYTE (origin and target) |
Reportedtimings |
Bare time |
Reportedthroughput |
MBps |