apiVersion: postgresql.cnpg.io/v1
kind: Cluster
metadata:
  name: shared-pg
  namespace: cnpg
spec:
  instances: 3
  imageName: ghcr.io/cloudnative-pg/postgresql:16

  storage:
    size: 20Gi
    storageClass: yc-network-ssd

  affinity:
    podAntiAffinityType: required

  bootstrap:
    initdb:
      database: postgres
      owner: postgres

  postgresql:
    parameters:
      shared_buffers: "256MB"
      effective_cache_size: "768MB"
      maintenance_work_mem: "64MB"
      max_connections: "200"

  monitoring:
    enablePodMonitor: true