# Production CNPG cluster sizing for 12-core, 64 GiB Elastic Metal.
# Barman backs up WAL + base backups to Scaleway Object Storage (s3://sunbeam-backups/postgres).
# barman-s3-creds K8s Secret is synced by VSO from secret/scaleway-s3 in OpenBao.
apiVersion: postgresql.cnpg.io/v1
kind: Cluster
metadata:
  name: postgres
  namespace: data
spec:
  instances: 1

  postgresql:
    parameters:
      max_connections: "200"
      shared_buffers: "2GB"
      effective_cache_size: "6GB"
      work_mem: "16MB"
      maintenance_work_mem: "512MB"

  storage:
    size: 100Gi

  resources:
    requests:
      memory: 4Gi
      cpu: "2"
    limits:
      memory: 8Gi

  backup:
    barmanObjectStore:
      destinationPath: "s3://sunbeam-backups/postgres"
      endpointURL: "https://s3.fr-par.scw.cloud"
      s3Credentials:
        accessKeyId:
          name: barman-s3-creds
          key: ACCESS_KEY_ID
        secretAccessKey:
          name: barman-s3-creds
          key: ACCESS_SECRET_KEY
      wal:
        compression: gzip
      data:
        compression: gzip
    retentionPolicy: "30d"