Comments (2)
amrragab8080
commented on July 28, 2024
I solved the hanging issue. Problem with SG setting. However still seeing:
ip-172-0-1-23:2335:2465 [0] NCCL INFO Channel 00 : 0 1 3 2 6 4 5 7 8 9 11 10 14 12 13 15
ip-172-0-1-23:2335:2465 [0] NCCL INFO Channel 01 : 0 1 3 2 6 4 5 7 8 9 11 10 14 12 13 15
ip-172-0-1-23:2335:2465 [0] NCCL INFO Ring 00 : 15 -> 0 [receive] via NET/AWS Libfabric/0
ip-172-0-1-23:2335:2465 [0] create_nccl_ofi_component:459 NCCL WARN NET/OFI Couldn't open AV. RC: -22, ERROR: Invalid argument
ip-172-0-1-23:2335:2465 [0] NCCL INFO include/net.h:21 -> 2
ip-172-0-1-23:2335:2465 [0] NCCL INFO transport/net.cc:334 -> 2
In dmesg i see this:
[ 1878.211372] infiniband efa_0: Failed to process command DEREG_MR (opcode 8) comp_status 7 err -22
[ 1878.215169] infiniband efa_0: Failed to process command DEREG_MR (opcode 8) comp_status 7 err -22
[ 1878.215172] infiniband efa_0: Failed to de-register mr(lkey-14) [-22]
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amrragab8080
commented on July 28, 2024
I recompiled nccl-tests and aws-ofi-nccl and now it works. closing
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