diff --git a/ops/deploy_via_tat.py b/ops/deploy_via_tat.py
index 94ecbad..3951674 100755
--- a/ops/deploy_via_tat.py
+++ b/ops/deploy_via_tat.py
@@ -220,11 +220,23 @@ python3 -m venv .venv
 .venv/bin/pip install --quiet --disable-pip-version-check -r requirements-ops.txt
 
 bash scripts/install_systemd.sh
-systemctl reset-failed hy-app-monitor-yumi.service hy-app-monitor-haiyi.service hy-app-monitor.service || true
-systemctl restart hy-app-monitor-yumi.service hy-app-monitor-haiyi.service hy-app-monitor.service
-systemctl is-active hy-app-monitor-yumi.service
-systemctl is-active hy-app-monitor-haiyi.service
-systemctl is-active hy-app-monitor.service
+
+restart_unit() {{
+  local unit="$1"
+  # 先清理一次可能残留的 start-limit 状态。
+  systemctl reset-failed "$unit" || true
+  # 优先直接重启；如果被限流或中途失败，再补一次 reset/start。
+  if ! systemctl restart "$unit"; then
+    systemctl reset-failed "$unit" || true
+    systemctl start "$unit"
+  fi
+  # 每个服务都单独校验 active，避免批量命令掩盖具体失败项。
+  systemctl is-active "$unit"
+}}
+
+restart_unit hy-app-monitor-yumi.service
+restart_unit hy-app-monitor-haiyi.service
+restart_unit hy-app-monitor.service
 ss -lntp | grep ":$APP_PORT" || true
 """