Skip to content

fix UCX_ settings to fix nixl handshake failure #1823

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
xinli-sw merged 2 commits into from
Jun 18, 2026
Merged

fix UCX_ settings to fix nixl handshake failure #1823

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
fa925b9
point to sa-submission-q2-2026 branch instead
biswapanda Jun 18, 2026
63214b5
fix UCX_* settings to fix nixl handshake failure
biswapanda Jun 18, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/1p1d-dep2-tep8-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/1p1d-dep2-tp8-marlin-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/1p2d-dep2-dep4-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/2p1d-dep2-dep8-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/2p1d-dep2-tep8-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/2p2d-dep2-tep8-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/1k1k/3p2d-dep2-tep8-1k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,11 @@ backend:
connector: null

prefill_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

decode_environment:
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"
VLLM_FLOAT32_MATMUL_PRECISION: "high"

vllm_config:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/1p2d-dep2-dep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/2p2d-dep2-dep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/2p2d-dep2-tep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/3p2d-dep2-dep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/3p2d-dep2-tep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/4p2d-dep2-dep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/4p3d-dep2-dep4-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...marks/multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/5p2d-dep2-tep8-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
6 changes: 2 additions & 4 deletions ...multi_node/srt-slurm-recipes/vllm/minimax-m3/b300-fp8/8k1k/5p2d-dep2-tp8-marlin-8k1k.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,11 @@ backend:

prefill_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

decode_environment:
VLLM_FLOAT32_MATMUL_PRECISION: high
UCX_NET_DEVICES: "all"
UCX_TLS: "rc,cuda_ipc,cuda_copy,sm,self,tcp"
UCX_TLS: "cuda_copy,rc"

vllm_config:
prefill:
Expand Down
2 changes: 1 addition & 1 deletion runners/launch_b300-nv.sh
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -85,7 +85,7 @@ elif [[ $FRAMEWORK == "dynamo-vllm" && $MODEL_PREFIX == "minimaxm2.5" && $PRECIS
elif [[ $FRAMEWORK == "dynamo-vllm" && $MODEL_PREFIX == "minimaxm3" && $PRECISION == "fp8" ]]; then
git clone https://github.com/NVIDIA/srt-slurm.git "$SRT_REPO_DIR"
cd "$SRT_REPO_DIR" || exit 1
git checkout main
git checkout sa-submission-q2-2026
mkdir -p recipes/vllm/minimax-m3
cp -rT "$GITHUB_WORKSPACE/benchmarks/multi_node/srt-slurm-recipes/vllm/minimax-m3" recipes/vllm/minimax-m3
else
Expand Down