apiVersion: postgresql.cnpg.io/v1
kind: Cluster
metadata:
  name: cluster-example-custom
  namespace: default
spec:
  instances: 1
  postgresql:
    parameters:
      max_worker_processes: "60"
    pg_hba:
      - host all all all md5
  storage:
    size: 1Gi
    storageClass: piraeus-storage