n8n service silent

No n8n-r940.service journal lines for 10 minutes (Promtail → Loki).

Checks

1. ssh n8n-r940 'systemctl status n8n-r940 promtail'
2. Confirm promtail running and shipping to 192.168.1.93:3100

Note

Docker may be quiet between scheduled runs; correlate with metrics up{job="n8n"} before treating as outage.