Prometheus operator alert rule

prom-operator-alert-rule.txt

apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
  labels:
    prometheus: service-prometheus
    role: alert-rules
  name: prometheus-service-rules
  namespace: monitoring
spec:
  groups:
  - name: general.rules
    rules:
    - alert: TargetDown-serviceprom
      annotations:
        description: '{{ $value }}% of {{ $labels.job }} targets are down.'
        summary: Targets are down
      expr: 100 * (count(up == 0) BY (job) / count(up) BY (job)) > 10
      for: 10m
      labels:
        severity: warning
    - alert: DeadMansSwitch-serviceprom
      annotations:
        description: This is a DeadMansSwitch meant to ensure that the entire Alerting
          pipeline is functional.
        summary: Alerting DeadMansSwitch
      expr: vector(1)
      labels:
        severity: none