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A high-throughput and memory-efficient inference and serving engine for LLMs

Mirrored from https://github.com/tduncan-lum/Nvidia-Optimization-Stack---VLLM.git

Synced Nov 11, 12:30 UTC

[ROCm][CI] Add "Qwen3-Next-80B-A3B-Instruct MTP Async EPLB Accuracy Test" Back Into AMD CI (#30590)

Signed-off-by: David Chen <530634352@qq.com> Signed-off-by: WeiQing Chen <40507679+david6666666@users.noreply.github.com> Signed-off-by: Micah Williamson <micah.williamson@amd.com> Co-authored-by: WeiQing Chen <40507679+david6666666@users.noreply.github.com> Co-authored-by: Cyrus Leung <tlleungac@connect.ust.hk>

Micah Williamson committed Dec 14, 2025 at 00:56 UTC 97f2f160fda2805f9149b0e44da76b5d3b1f7c7e
3 files changed +74 -4
.buildkite/scripts/scheduled_integration_test/qwen3_next_mtp_async_eplb.sh new
+74
@@ -0,0 +1,74 @@
1 +#!/usr/bin/env bash
2 +set -euxo pipefail
3 +
4 +# args: [THRESHOLD] [NUM_QUESTIONS] [START_PORT]
5 +THRESHOLD=${1:-0.25}
6 +NUM_Q=${2:-1319}
7 +PORT=${3:-8040}
8 +OUT_DIR=${OUT_DIR:-/tmp/vllm-scheduled}
9 +mkdir -p "${OUT_DIR}"
10 +
11 +wait_for_server() {
12 + local port=$1
13 + timeout 600 bash -c '
14 + until curl -sf "http://127.0.0.1:'"$port"'/health" > /dev/null; do
15 + sleep 1
16 + done'
17 +}
18 +
19 +MODEL="Qwen/Qwen3-Next-80B-A3B-Instruct"
20 +
21 +# Set BACKENDS based on platform
22 +if command -v rocm-smi &> /dev/null || [[ -d /opt/rocm ]] || [[ -n "${ROCM_PATH:-}" ]]; then
23 + # ROCm platform
24 + BACKENDS=("allgather_reducescatter")
25 + # Disable MOE padding for ROCm since it is causing eplb to fail
26 + export VLLM_ROCM_MOE_PADDING=0
27 +else
28 + # Non-ROCm platform (CUDA/other)
29 + BACKENDS=("deepep_high_throughput" "deepep_low_latency")
30 +fi
31 +
32 +cleanup() {
33 + if [[ -n "${SERVER_PID:-}" ]] && kill -0 "${SERVER_PID}" 2>/dev/null; then
34 + kill "${SERVER_PID}" 2>/dev/null || true
35 + for _ in {1..20}; do
36 + kill -0 "${SERVER_PID}" 2>/dev/null || break
37 + sleep 0.5
38 + done
39 + kill -9 "${SERVER_PID}" 2>/dev/null || true
40 + fi
41 +}
42 +trap cleanup EXIT
43 +
44 +for BACK in "${BACKENDS[@]}"; do
45 + VLLM_DEEP_GEMM_WARMUP=skip \
46 + VLLM_ALL2ALL_BACKEND=$BACK \
47 + vllm serve "$MODEL" \
48 + --enforce-eager \
49 + --tensor-parallel-size 4 \
50 + --enable-expert-parallel \
51 + --enable-eplb \
52 + --eplb-config '{"window_size":200,"step_interval":600,"use_async":true}' \
53 + --speculative-config '{"method":"qwen3_next_mtp","num_speculative_tokens":1}' \
54 + --trust-remote-code \
55 + --max-model-len 2048 \
56 + --gpu-memory-utilization 0.9 \
57 + --port $PORT &
58 + SERVER_PID=$!
59 + wait_for_server $PORT
60 +
61 + TAG=$(echo "$MODEL" | tr '/: \\n' '_____')
62 + OUT="${OUT_DIR}/${TAG}_${BACK}.json"
63 + python3 tests/evals/gsm8k/gsm8k_eval.py --host http://127.0.0.1 --port $PORT --num-questions ${NUM_Q} --save-results ${OUT}
64 + python3 - <<PY
65 +import json; acc=json.load(open('${OUT}'))['accuracy']
66 +print(f"${MODEL} ${BACK}: accuracy {acc:.3f}")
67 +assert acc >= ${THRESHOLD}, f"${MODEL} ${BACK} accuracy {acc}"
68 +PY
69 +
70 + cleanup
71 + SERVER_PID=
72 + sleep 1
73 + PORT=$((PORT+1))
74 +done
.buildkite/test-amd.yaml
-1
@@ -1629,7 +1629,6 @@ steps:
1629 mirror_hardwares: [amdexperimental]
1630 agent_pool: mi325_4
1631 # grade: Blocking
1632 - gpu: h100
1632 optional: true
1633 num_gpus: 4
1634 working_dir: "/vllm-workspace"
vllm/distributed/eplb/rebalance_execute.py
-3
@@ -322,9 +322,6 @@ async def transfer_layer(
322 num_local_physical_experts = next(iter(expert_weights[0])).shape[0]
323 assert new_global_expert_indices.shape == (num_moe_layers, num_physical_experts)
324 assert num_physical_experts == ep_size * num_local_physical_experts
325 - # A buffer to hold the expert weights in one layer during the exchange.
326 - # NOTE: Currently we assume the same weights across different layers
327 - # have the same shape.
325
326 is_unchanged, is_received_locally, experts_recv_loc = move_to_buffer(
327 num_local_experts=num_local_physical_experts,