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Intel(R) MPI Benchmarks
Legal Information
Getting Help and Support
Introduction
Introducing Intel(R) MPI Benchmarks
What's New
Changes in Intel(R) MPI Benchmarks
Notational Conventions
Document Version Information
Related Information
Installation and Quick Start
Requirements
Software Requirements
Memory and Disk Space Requirements
Installing Intel(R) MPI Benchmarks
Building Intel(R) MPI Benchmarks
Running Intel(R) MPI Benchmarks
Benchmarks
MPI-1 Benchmarks
Classification of MPI-1 Benchmarks
Single Transfer Benchmarks
PingPong, PingPongSpecificSource
PingPing, PingPingSpecificSource
Parallel Transfer Benchmarks
Sendrecv
Exchange
Collective Benchmarks
Reduce
Reduce_scatter
Allreduce
Allgather
Allgatherv
Scatter
Scatterv
Gather
Gatherv
Alltoall
Bcast
Barrier
MPI-2 Benchmarks
Naming Conventions
Classification of MPI-2 Benchmarks
Benchmark Modes
IMB-EXT Benchmarks
Unidir_Put
Unidir_Get
Bidir_Put
Bidir_Get
Accumulate
Window
IMB-IO Blocking Benchmarks
S_[ACTION]_indv
S_[ACTION]_expl
P_[ACTION]_indv
P_[ACTION]_expl
P_[ACTION]_shared
P_[ACTION]_priv
C_[ACTION]_indv
C_[ACTION]_expl
C_[ACTION]_shared
Open_Close
IMB-IO Non-Blocking Benchmarks
Benchmark Methodology
Control Flow
Command-Line Control
Parameters Controlling Intel(R) MPI Benchmarks
Hard-Coded Settings
Communicators, Active Processes
Other Preparations for Benchmarking
Message /I-O Buffer Lengths
Buffer Initialization
Warm-Up Phase (IMB-MPI1, IMB-EXT)
Synchronization
Actual Benchmarking
Checking Results
Output
Sample 1 - IMB-MPI1 PingPong Allreduce
Sample 2 - IMB-MPI1 PingPing Allreduce
Sample 3 - IMB-IO p_write_indv
Sample 4 - IMB-EXT.exe