init

test-run.sh

+#!/bin/bash
+
+mpirun -H master:8,node1:8 --prefix /opt/mpi -np 16 --allow-run-as-root \
+    --mca plm_rsh_args "-p 2222" \
+    -x NCCL_DEBUG=WARN \
+    -x HIP_VISIBLE_DEVICES=0,1,2,3,4,5,6,7 \
+    -x HSA_FORCE_FINE_GRAIN_PCIE=1 \
+    -x NCCL_MAX_NCHANNELS=20 \
+    -x NCCL_MIN_NCHANNELS=20 \
+    -x NCCL_IB_HCA=mlx5_1,mlx5_2,mlx5_3,mlx5_4,mlx5_7,mlx5_8,mlx5_9,mlx5_10 \
+    ./build/all_reduce_perf -b 7618 -e 1G -f 2 -g 1 -d half
+
+    #-x NCCL_IB_QP_PER_CONNECTION=4 \
+    #-x NCCL_IB_HCA=mlx5_2:1,mlx5_3:1,mlx5_4:1,mlx5_1:1,mlx5_10:1,mlx5_7:1,mlx5_8:1,mlx5_9:1 \
+	# -x NCCL_IB_HCA=mlx5_1,mlx5_2,mlx5_3,mlx5_4,mlx5_7,mlx5_8,mlx5_9,mlx5_10 \
+    # --mca plm rsh \
+    # --mca plm_rsh_agent ssh \
+    # -x NCCL_GRAPH_FILE=./topo.xml \
+    # -x NCCL_ALGO=tree,ring \
+    # --mca plm_rsh_args "-2 -o StrictHostKeyChecking=no" \  # 使用 SSH 通信
+    # -x NCCL_DEBUG=INFO  # 输出调试日志，定位问题
+    # -x NCCL_IB_GID_INDEX=3  # 若 IB 多子网，指定 GID 索引   

test/__init__.py

+#################################################################################
+# Copyright (C) 2019 Advanced Micro Devices, Inc. All rights reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell cop-
+# ies of the Software, and to permit persons to whom the Software is furnished
+# to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IM-
+# PLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNE-
+# CTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+################################################################################
\ No newline at end of file

test/conftest.py

+#################################################################################
+# Copyright (C) 2019 Advanced Micro Devices, Inc. All rights reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell cop-
+# ies of the Software, and to permit persons to whom the Software is furnished
+# to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IM-
+# PLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNE-
+# CTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+################################################################################
+
+def pytest_addoption(parser):
+    parser.addoption("--hostfile", action="store", default="", help="specify MPI hostfile")
\ No newline at end of file