fix(k8s,docs): scale ddb-cluster to single instance, pin minio to storage namespace, document 3-CP topology in USAGE

2026-08-18 15:08:02 -07:00
parent 8f86a03828
commit 1168dc8417
4 changed files with 22 additions and 8 deletions
@@ -7,8 +7,10 @@ metadata:
    app: postgresql
    layer: data
 spec:
-  # 3-node cluster for HA
-  instances: 3
+  # Single instance — cp-1 is the only schedulable node in the 3-CP topology
+  # (.163/.166 are dedicated control planes with no workload scheduling/storage).
+  # Postgres standby HA is traded away; control-plane/etcd HA is unaffected.
+  instances: 1

  # PostgreSQL 16.2
  imageName: ghcr.io/cloudnative-pg/postgresql:16.2