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Sylvain Jeaugey
2017-08-08 16:25:07 -07:00
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@@ -34,7 +34,10 @@ Run with MPI on 40 processes (potentially on multiple nodes) with 4 GPUs each, d
$ mpirun -np 40 ./build/all_reduce_perf -b 8 -e 128M -f 2 -g 4 -c 0 $ mpirun -np 40 ./build/all_reduce_perf -b 8 -e 128M -f 2 -g 4 -c 0
``` ```
All tests support the same arguments : ### Arguments
All tests support the same set of arguments :
* Number of GPUs * Number of GPUs
* `-t,--nthreads <num threads>` number of threads per process. Default : 1. * `-t,--nthreads <num threads>` number of threads per process. Default : 1.
* `-g,--ngpus <gpus per thread>` number of gpus per process. Default : 1. * `-g,--ngpus <gpus per thread>` number of gpus per process. Default : 1.