图 6使用pc管道链在mvapich2-gdr中实现高效cuda-aware mpi_bcast的
图 10nccl2和mvapich2-gdr-optimized在rx2集群上节点间通信性能对比
像mvapich2-gdr这样的cuda-aware mpi 运行时库十分灵活, 可以集成像
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