The iMKE dashboard will be renamed to GEC Kubernetes Services (GKS) dashboard, as the new name reflects the affiliation to German Edge Cloud better than the old one. With this name change, the domain changes as well. As of July 1, 2022, the service is reachable with the URL

Supported Kubernetes Versions

With the current release, we support the following Kubernetes versions:

  • 1.21.8
  • 1.22.5
  • 1.23.6

End of Life Announcements

We will end the support of Kubernetes version 1.21 on June 28, 2022.

Make sure to upgrade all existing clusters running on version 1.21 at least to version 1.22 before that date.

New Features

This is a technical release without any new features.


  • For user clusters that use etcd 3.5 (Kubernetes 1.22 clusters), etcd corruption checks are turned on to detect etcd data consistency issues. Checks run at etcd startup and every 4 hours (#13766)

Upgrade Notes for Kubernetes 1.23

If you are planning to upgrade to Kubernetes 1.23, refer to the What’s new section of the official Kubernetes v1.23 release notes and make sure that you familiarise yourself with the upcoming changes.

For an overview of the changes, refer to the Changes by Kind section of the Changelog.