[mvapich-discuss] Announcing the release of MVAPICH2-MIC 2.0
Panda, Dhabaleswar
panda at cse.ohio-state.edu
Tue Dec 2 17:12:48 EST 2014
The MVAPICH team is pleased to announce the release of MVAPICH2-MIC
2.0. This version of MVAPICH2 is specifically optimized for InfiniBand
clusters with Intel-MICs (Xeon Phis).
Features and Enhancements for MVAPICH2-MIC 2.0 are listed here.
* Features and Enhancements:
- Based on MVAPICH2 2.0.1
- Support for native, symmetric and offload modes of MIC usage
- Optimized intra-MIC communication using SCIF and shared-memory channels
- Optimized intra-Node Host-to-MIC communication using SCIF and IB channels
- Enhanced mpirun_rsh to launch jobs in symmetric mode from the host
- Support for proxy-based communication for inter-node transfers
- Active-proxy, 1-hop and 2-hop designs (actively using host CPU)
- Passive-proxy (passively using host CPU)
- Support for MIC-aware MPI_Bcast()
- Improved SCIF performance for pipelined communication
- Optimized shared-memory communication performance for single-MIC jobs
- Supports an explicit CPU-binding mechanism for MIC processes
- Tuned pt-to-pt intra-MIC, intra-node, and inter-node transfers
- Supports hwloc v1.9
Sample performance numbers for this release can be viewed by visiting
`Performance' section of the project's web page.
For downloading MVAPICH2-MIC 2.0, associated README and INSTALL files,
please visit the following URL:
http://mvapich.cse.ohio-state.edu
All questions, feedback, bug reports, hints for performance tuning,
suggestions and recommendations are welcome. Please post it to the
mvapich-discuss mailing list (mvapich-discuss at cse.ohio-state.edu).
Thanks,
The MVAPICH Team
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