node-alert 2 /infra/rules/node.yml

alert: NodeMemSwapped (1) | Source
expr:
node:ins:swap_usage > 0.01
Labels State Active at Value Link
alertgroup=node-alert alertname=NodeMemSwapped category=node cls=pg-meta ins=pg-meta-1 instance=10.31.13.3:9100 ip=10.31.13.3 job=node level=1 severity=WARN firing 2026-08-06T10:39:50+08:00 0.9998779 Details

alert: NodeOutOfMem (1) | Source
expr:
node:ins:mem_avail < 0.10
Labels State Active at Value Link
alertgroup=node-alert alertname=NodeOutOfMem category=node cls=pg-meta ins=pg-meta-1 instance=10.31.13.3:9100 ip=10.31.13.3 job=node level=1 severity=WARN firing 2026-08-08T02:54:10+08:00 0.06381655 Details