groups:
- name: regexp
  rules:
  - record: up:sum
    expr: sum(up{instance!="none", job=~"bob", job=~"^abc", cluster="dev"})

  - record: up:sum
    expr: |
      sum(up{instance!="none", job=~"bob", job=~"^abc", cluster="dev"})

  - record: up:anchored
    expr: sum(up{job=~"^myservice$"})

  - record: up:smelly
    expr: sum(up{instance=~".*prod-region1.*"})