diff --git a/runs/frontier-fidelity-envelope-v1/run_qwen235_v020_smoke.sh b/runs/frontier-fidelity-envelope-v1/run_qwen235_v020_smoke.sh
index 29a98f7..235cb91 100644
--- a/runs/frontier-fidelity-envelope-v1/run_qwen235_v020_smoke.sh
+++ b/runs/frontier-fidelity-envelope-v1/run_qwen235_v020_smoke.sh
@@ -13,6 +13,7 @@ ENABLE_EXPERT_PARALLEL="${ENABLE_EXPERT_PARALLEL:?ENABLE_EXPERT_PARALLEL is requ
 VENV_ROOT="${VENV_ROOT:-/tmp/wjh/venvs/vllm-0.20.0-cu129-profiler-v1}"
 MODEL_ROOT="${MODEL_ROOT:-/home/admin/cpfs/wjh/models/Qwen/Qwen3-235B-A22B-FP8}"
 CLIENT="${CLIENT:?CLIENT is required}"
+READY_TIMEOUT_SECONDS="${READY_TIMEOUT_SECONDS:-1800}"
 SERVED_MODEL="qwen3-235b-v020-smoke"
 SERVER_PID=""
 
@@ -42,8 +43,12 @@ case "${ENABLE_EXPERT_PARALLEL}" in
   false) EP_FLAG=() ;;
   *) echo "ERROR: ENABLE_EXPERT_PARALLEL must be true or false" >&2; exit 1 ;;
 esac
+if ! [[ "${READY_TIMEOUT_SECONDS}" =~ ^[1-9][0-9]*$ ]]; then
+  echo "ERROR: READY_TIMEOUT_SECONDS must be a positive integer" >&2
+  exit 1
+fi
 
-echo "QWEN235_V020_SMOKE_LAUNCH_ECHO host=$(hostname) gpus=${CUDA_VISIBLE_DEVICES} model=${MODEL_ROOT} runtime=vLLM-0.20.0+cu129 checkpoint=FP8_compute_kv=auto config=TP${TP}_EP${ENABLE_EXPERT_PARALLEL}_MNS${MNS}_MBT${MBT} prefix=false requests=1 shape=2048x1 role=compatibility_gate_not_latency_measurement output=${OUT} expected_wall=8-20m expected_gpu_cap=$((${TP} * 1))_H20h"
+echo "QWEN235_V020_SMOKE_LAUNCH_ECHO host=$(hostname) gpus=${CUDA_VISIBLE_DEVICES} model=${MODEL_ROOT} runtime=vLLM-0.20.0+cu129 checkpoint=FP8_compute_kv=auto config=TP${TP}_EP${ENABLE_EXPERT_PARALLEL}_MNS${MNS}_MBT${MBT} prefix=false requests=1 shape=2048x1 ready_timeout=${READY_TIMEOUT_SECONDS}s role=compatibility_gate_not_latency_measurement output=${OUT} expected_wall=20-35m expected_gpu_cap=$((${TP} * 35 / 60))_H20h"
 date -u +START_UTC=%Y-%m-%dT%H:%M:%SZ
 sha256sum "${BASH_SOURCE[0]}" "${CLIENT}" "${MODEL_ROOT}/config.json" > "${OUT}/provenance/input.sha256"
 "${VENV_ROOT}/bin/vllm" --version > "${OUT}/provenance/vllm.version"
@@ -71,7 +76,8 @@ setsid "${VENV_ROOT}/bin/vllm" serve "${MODEL_ROOT}" \
   "${EP_FLAG[@]}" > "${OUT}/logs/server.log" 2>&1 &
 SERVER_PID=$!
 READY=0
-for _ in $(seq 1 180); do
+READY_DEADLINE=$((SECONDS + READY_TIMEOUT_SECONDS))
+while (( SECONDS < READY_DEADLINE )); do
   if curl -fsS --max-time 2 "http://127.0.0.1:${SERVER_PORT}/v1/models" > "${OUT}/results/models.json" 2>/dev/null; then
     READY=1
     break