| #----------------------------------------------------------------
|
| # Intel(R) MPI Benchmarks 2018, MPI-1 part
|
| #----------------------------------------------------------------
|
| # Date : Mon Jan 8 19:21:51 2024
|
| # Machine : x86_64
|
| # System : Linux
|
| # Release : 4.18.0-477.10.1.el8_8.x86_64
|
| # Version : #1 SMP Tue May 16 11:38:37 UTC 2023
|
| # MPI Version : 3.1
|
| # MPI Thread Environment:
|
|
|
|
|
| # Calling sequence was:
|
|
|
| # /home/rocky/mpi-benchmarks/src_c/IMB-MPI1 -msglog 3:28 -iter_policy off -iter 30
|
| # PingPong
|
|
|
| # Minimum message length in bytes: 0
|
| # Maximum message length in bytes: 268435456
|
| #
|
| # MPI_Datatype : MPI_BYTE
|
| # MPI_Datatype for reductions : MPI_FLOAT
|
| # MPI_Op : MPI_SUM
|
| #
|
| #
|
|
|
| # List of Benchmarks to run:
|
|
|
| # PingPong
|
|
|
| #---------------------------------------------------
|
| # Benchmarking PingPong
|
| # #processes = 2
|
| # ( 14 additional processes waiting in MPI_Barrier)
|
| #---------------------------------------------------
|
| #bytes #repetitions t[usec] Mbytes/sec
|
| 0 30 0.91 0.00
|
| 8 30 1.09 7.32
|
| 16 30 0.94 16.94
|
| 32 30 0.94 34.21
|
| 64 30 0.99 64.47
|
| 128 30 0.98 130.74
|
| 256 30 0.98 261.54
|
| 512 30 1.01 507.46
|
| 1024 30 1.03 995.67
|
| 2048 30 1.14 1799.46
|
| 4096 30 3.40 1206.12
|
| 8192 30 3.14 2609.54
|
| 16384 30 3.70 4434.06
|
| 32768 30 5.32 6163.98
|
| 65536 30 8.11 8085.24
|
| 131072 30 12.78 10256.92
|
| 262144 30 26.12 10036.42
|
| 524288 30 57.34 9143.98
|
| 1048576 30 129.88 8073.60
|
| 2097152 30 256.51 8175.72
|
| 4194304 30 488.83 8580.28
|
| 8388608 30 1507.13 5565.94
|
| 16777216 30 3846.12 4362.11
|
| 33554432 30 7829.40 4285.69
|
| 67108864 30 15761.95 4257.65
|
| 134217728 30 31519.53 4258.24
|
| 268435456 30 63074.88 4255.82
|
|
|
|
|
| # All processes entering MPI_Finalize
|