custom-rule.yaml

- seriesQuery: '{__name__=~"function_.*",kubernetes_namespace="kubeless-fn",function!="",kubernetes_pod_name!=""}'
  resources:
    overrides:
      kubernetes_namespace: { resource: "namespace" }
      kubernetes_pod_name: { resource: "pod" }
  name:
    matches: "^function_(.*)"
    as: "${1}_per_minute"
  metricsQuery: sum(increase(<<.Series>>{<<.LabelMatchers>>}[1m]))
    by (<<.GroupBy>>)