memcached-prometheusrule.yaml

apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
  name: prometheus-exporter-memcached
spec:
  groups:
    - name: prometheus-exporter-memcached.rules
      rules:
      - alert: MemcachedDown
        expr: memcached_up == 0
        for: 1m
        labels:
          severity: critical
        annotations:
          message: "Memcached instance {{ $labels.prometheus_exporter }} is DOWN"