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

alert: NodeTcpRetransHigh (1) | Source
expr:
node:ins:tcp_retrans_ratio1m > 1e-2
Labels State Active at Value Link
alertgroup=node-alert alertname=NodeTcpRetransHigh category=node cls=pg-meta ins=pg-meta-1 instance=10.1.233.178:9100 ip=10.1.233.178 job=node level=2 severity=INFO firing 2026-02-14T19:51:00+08:00 0.028361157 Details

alert: NodeFsSpaceFull (1) | Source
expr:
node:fs:space_usage > 0.90
Labels State Active at Value Link
alertgroup=node-alert alertname=NodeFsSpaceFull category=node cls=pg-meta device=/dev/vda1 fstype=ext4 ins=pg-meta-1 instance=10.1.233.178:9100 ip=10.1.233.178 job=node level=1 mountpoint=/ severity=WARN firing 2026-02-13T10:29:10+08:00 0.903649 Details