Crunchy Data announces the release of Crunchy Postgres for Kubernetes 5.2.0.

Crunchy Postgres for Kubernetes is powered by PGO, the open source Postgres Operator from Crunchy Data. PGO is released in conjunction with the Crunchy Container Suite.

Read more about how you can get started with Crunchy Postgres for Kubernetes. We recommend forking the Postgres Operator examples repo.

Major Features

This and all PGO v5 releases are compatible with a brand new pgo command line interface. Please see the pgo CLI documentation for its release notes and more details.


  • Added the ability to customize and influence the scheduling of pgBackRest backup Jobs using affinity and tolerations.
  • You can now pause the reconciliation and rollout of changes to a PostgreSQL cluster using the spec.paused field.
  • Leaf certificates provisioned by PGO as part of a PostgreSQL cluster’s TLS infrastructure are now automatically rotated prior to expiration.
  • PGO now has support for feature gates.
  • You can now add custom sidecars to both PostgreSQL instance Pods and PgBouncer Pods using the spec.instances.containers and spec.proxy.pgBouncer.containers fields.
  • It is now possible to configure standby clusters to replicate from a remote primary using streaming replication.
  • Added the ability to provide a custom nodePort for the primary PostgreSQL, pgBouncer and pgAdmin services.
  • Added the ability to define custom labels and annotations for the primary PostgreSQL, pgBouncer and pgAdmin services.


  • All containers are now run with the minimum capabilities required by the container runtime.
  • The PGO documentation now includes instructions for rotating the root TLS certificate.
  • A fsGroupChangePolicy of OnRootMismatch is now set on all Pods.
  • The runAsNonRoot security setting is on every container rather than every pod.


  • A better timeout has been set for the pg_ctl start and stop commands that are run during a restore.
  • A restore can now be re-attempted if PGO is unable to cleanly start or stop the database during a previous restore attempt.