2.29.1

The Container Cloud patch release 2.29.1, which is based on the 2.29.0 major release, provides the following updates:

• Support for the patch Cluster releases 16.3.6 and 16.4.1

• Support for the patch Cluster release 17.3.6 that represents Mirantis OpenStack for Kubernetes (MOSK) patch release 24.3.3

• Support for Mirantis Kubernetes Engine to 3.7.20

• Support for docker-ee-cli 23.0.17 on MOSK clusters (MCR 23.0.15) and 25.0.9m1 on management clusters (MCR 25.0.8)

• Mandatory migration of container runtime from Docker to containerd

• Bare metal: update of Ubuntu mirror to ubuntu-2025-03-05-003900 along with update of minor kernel version to 5.15.0-134-generic

• Security fixes for CVEs in images

This patch release also supports the latest major Cluster releases 17.4.0 and 16.4.0. And it does not support greenfield deployments based on deprecated Cluster releases. Use the latest available Cluster releases instead.

For main deliverables of the parent Container Cloud release of 2.29.0, refer to 2.29.0.

• Update notes
  • Pre-update actions
    • Update managed clusters to Ubuntu 22.04
  • Post-update actions
    • Migration of container runtime from Docker to containerd
• Security notes
• Known issues
  • Bare metal
    • [42386] A load balancer service does not obtain the external IP address
    • [24005] Deletion of a node with ironic Pod is stuck in the Terminating state
  • Ceph
    • [50637] Ceph creates second miracephnodedisable object during node disabling
    • [50566] Ceph upgrade is very slow during patch or major cluster update
    • [26441] Cluster update fails with the MountDevice failed for volume warning
  • LCM
    • [50561] The local-volume-provisioner pod switches to CrashLoopBackOff
    • [31186,34132] Pods get stuck during MariaDB operations
  • StackLight
    • [51145] PrometheusTargetScrapesDuplicate firing on a management cluster
    • [43474] Custom Grafana dashboards are corrupted
  • Container Cloud web UI
    • [50181] Failure to deploy a compact cluster
    • [50168] Inability to use a new project right after creation
• Addressed issues
• Artifacts
  • Bare metal artifacts
  • Core artifacts
  • IAM artifacts