Prometheus配置示例

# prometheus.yml

global:
  scrape_interval: 20s

  # A short evaluation_interval will check alerting rules very often.
  # It can be costly if you run Prometheus with 100+ alerts.
  evaluation_interval: 20s
  ...

rule_files:
  - 'alerts/*.yml'

scrape_configs:
  ...

# alerts/example-redis.yml

groups:

- name: ExampleRedisGroup
  rules:
  - alert: ExampleRedisDown
    expr: redis_up{} == 0
    for: 2m
    labels:
      severity: critical
    annotations:
      summary: "Redis instance down"
      description: "Whatever"