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coredirect
License: BSD 2-Clause "Simplified" License
This project forked from mellanox-hpc/coredirect
coredirect
License: BSD 2-Clause "Simplified" License
## How to build tests and examples ./autogen.sh ./configure make ## How to run CD tests: for dev in $(ibstat -l); do hca="${dev}:1"; GTEST_SHUFFLE=1 IBV_TEST_DEV=${hca} tests/ibv_cc_test; done ## How to run CD tests w/ valgrind valgrind --tool=memcheck --leak-check=full --track-origins=yes tests/ibv_cc_test ## Running the tests The 'recursive doubling barrier' and the 'ping pong latency test' can be run launched via 'mpirun' as follows: mpirun -np $np ./examples/ibv_cc_barrier --debug=0 --size=8 --np=$np --iters=1000 --warmup=0 --test=barrier mpirun -np $np ./examples/ibv_cc_barrier --debug=0 --size=8 --np=$np --iters=1000 --warmup=0 --test=latency Recursive Knomial barrier on RoCE with managed send (MQ=1) with knomial radix 2 (MPI used only for connection data exchange): N=2; PPN=8; mpirun -n $((N*PPN)) -hostfile ./hosts --display-map --npernode $PPN --bind-to core -mca pml ob1 -mca btl self,sm,tcp -x CC_IB_DEV=mlx4_0 -x CC_IB_PORT=1 -x CC_RADIX=2 -x CC_USE_MQ=1 -x CC_ROCE=1 install/bin/ibv_cc_barrier --size=128 --np=$((N*PPN)) --test=barrier_rk --debug=1 --iters=5000 --warmup=1000 --check=0 There are two available control environment variables: CC_IB_DEV - specifies the device to be used (e.g. export CC_IB_DEV=mlx5_0) CC_IB_PORT - specifies the port to be used (e.g. export CC_IB_PORT=1) Running the 'cc2_pingpong test' ----------------------------------- # this test assumes 4 clients connect to the server. export EXE_RDMA=/full/path/to/cc2_rdma_pingpong export EXE_SEND=/full/path/to/cc2_send_pingpong SERVER=server_name_here HCA=mlx5_0 RDMA-based Server: taskset -c 0 $EXE_RDMA -d mlx4_0 -s 8 -n 2000 Client: for i in 0 2 4 6 ; do eval "taskset -c $i $EXE_RDMA -d $HCA -s 8 -n 2000 $SERVER &" ;done SEND-based Server: taskset -c 0 $EXE_SEND -d mlx4_0 -s 8 -n 2000 Client: for i in 0 2 4 6 ; do eval "taskset -c $i $EXE_SEND -d $HCA -s 8 -n 2000 $SERVER &" ;done
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