NCCL INFO NET/IB : Using [0]mlx5_0:1/RoCE [1]mlx5_1:1/RoCE [2]mlx5_2:1/RoCE... NCCL INFO Using network IB 解释:使用了IB网络,并且使用的设备是:[0]mlx5_0:1/RoCE [1]mlx5_1:1/RoCE 等。每个机器都会打印一个这样的日志。 NCCL INFO ncclCommInitRank comm 0x7f026c611c30 rank 5...
训练作业的状态运行失败,查看训练作业的日志,存在NCCL的报错,例如NCCL timeout、RuntimeError: NCCL communicator was aborted on rank 7、NCCL WARN Bootstrap : no socket interface found或NCCL INFO Call to con
NCCL输出的调试日志级别,推荐INFO(信息级别)。 请将-H后的IP替换为每台实例主网卡的私网IP地址。格式为:<node1的IP>:8,<node2的IP>:8,顺序可以互换。如何查看私网IP地址,请参考查看实例信息。 ebmhpcpni2l / ebmhpcpni2 / ebmhpchfpni2 / hpcpni2 ...
训练作业的状态“运行失败”,查看训练作业的“日志”,存在NCCL的报错,例如“NCCL timeout”、“RuntimeError: NCCL communicator was aborted on rank 7”、“NCCL WARN Bootstrap : no socket interface found”或“NCCL INFO Call to connect returned Connection refused, retrying”。
71500:71535[5]NCCL INFO Channel 01/0 : 5[5]-> 4[4]via P2P/direct pointer 71500:71537[0]NCCL INFO Channel 00/0 : 10[2]-> 0[0][receive]via NET/Socket/0 71500:71537[0]NCCL INFO Channel 01/0 : 10[2]-> 0[0][receive]via NET/Socket/0 ...
81:8 # host列表，:后指定每台机器要用的GPU数量 -np 16 #指定要运行的进程数，等于总GPU数量 -x NCCL_SOCKET_NTHREADS=16 -mca btl_tcp_if_include bond0 -mca pml ^ucx -mca btl ^openib #指定BTL的value为'^openib' -x NCCL_DEBUG=INFO #NCCL的调试级别为info -x NCCL_IB...
NCCL_UNIQUE_ID_BYTES); TRACE(NCCL_INIT, "comm %p, commHash %lx, rank %d nranks %d - BEGIN", comm, commHash, rank, nranks); NCCLCHECK(bootstrapInit(commId, rank, nranks, &comm->bootstrap)); // AllGather1 - begin struct { struct ncclPeerInfo peerInfo; struct nccl...
ds-ml-01-0:17086:17353 [1] NCCL INFO NET/IB : No device found. ds-ml-01-0:17086:17353 [1] NCCL INFO NET/Socket : Using [0]eth0:10.233.66.147<0> ds-ml-01-0:17085:17354 [0] NCCL INFO Setting affinity for GPU 0 to 0fffff00,000fffff ...
NCCL_UNIQUE_ID_BYTES); TRACE(NCCL_INIT, "comm %p, commHash %lx, rank %d nranks %d - BEGIN", comm, commHash, rank, nranks); NCCLCHECK(bootstrapInit(commId, rank, nranks, &comm->bootstrap)); // AllGather1 - begin struct { struct ncclPeerInfo peerInfo; struct nccl...
-x NCCL_DEBUG=INFO #NCCL的调试级别为info -x NCCL_IB_GID_INDEX=3 -x NCCL_IB_HCA=mlx5_0:1,mlx5_2:1,mlx5_3:1,mlx5_4:1 -x NCCL_SOCKET_IFNAME=bond0 #指定了 NCCL 使用的网络接口 -x UCX_TLS=sm,ud #调整MPI使用的传输模式 ...