Thanks Gilles. what do you mean " standard MPI benchmark" ? where can I find it?
2016-02-26 14:47 GMT+08:00 Eva <wuzh...@gmail.com>: > I measure communication time for MPI_Send and end2end training time > (including model training and communication time). > MPI1.4.1 is faster than MPI1.10.2: > MPI_Send+MPI_Recv: 2.83% > end2end training time: 8.89% > > 2016-02-26 14:45 GMT+08:00 Eva <wuzh...@gmail.com>: > >> I measure communication time for MPI_Send and end2end training >> time（including model training and communication time）. >> >> >> >> MPI_Send+MPI_Recv >> >> end2end training >> >> MPI1.4.1 is faster than MPI1.10.2 >> >> 2.83% >> >> 8.89% >> >> >> >> 2016-02-24 13:49 GMT+08:00 Eva <wuzh...@gmail.com>: >> >>> I compile the same program by using 1.4.1 and 1.10.2rc3 and then run >>> them under the same environment. 1.4.1 is 8.89% faster than 1.10.2rc3. Is >>> there any official performance report for each version upgrade? >>> >> >> >
