Revert "NCCL_CROSS_NIC=1"

arnaudfroidmont · arnaudfroidmont · commit e5a76376cd50 · 2024-02-21T12:13:24.000-07:00
This reverts commit 5a4c3a5.
diff --git a/samples/gpu/nccl_run_allreduce_H100.sbatch b/samples/gpu/nccl_run_allreduce_H100.sbatch
@@ -43,7 +43,7 @@ fi
   --bind-to numa \
   -npernode 8 \
   --mca coll ^hcoll \
-  -x NCCL_CROSS_NIC=1 \
+  -x NCCL_CROSS_NIC=0 \
   -x NCCL_SOCKET_NTHREADS=16 \
   -x NCCL_DEBUG=WARN \
   -x NCCL_CUMEM_ENABLE=0 \
diff --git a/samples/gpu/nccl_run_allreduce_H100.sh b/samples/gpu/nccl_run_allreduce_H100.sh
@@ -57,7 +57,7 @@ do
   --bind-to numa \
   -npernode 8 \
   --mca coll ^hcoll \
-  -x NCCL_CROSS_NIC=1 \
+  -x NCCL_CROSS_NIC=0 \
   -x NCCL_SOCKET_NTHREADS=16 \
   -x NCCL_DEBUG=WARN \
   -x NCCL_CUMEM_ENABLE=0 \
