Release Notes

Release notes for DC/OS Kubernetes version 2.6.1-1.17.8

Version 2.6.1-1.17.8

Breaking Changes from 1.x

  • DC/OS Kubernetes 2.6.1-1.17.8 requires DC/OS 1.12 or higher.
  • DC/OS Kubernetes 2.6.1-1.17.8 introduces breaking changes to the way the package works and is deployed. Therefore, it is not possible to upgrade an existing installation of DC/OS Kubernetes 1.x to 2.6.1-1.17.8.
  • Before installing kubernetes-cluster package 2.6.1-1.17.8, the kubernetes package must be installed and running.
  • Now, when installing DC/OS Kubernetes on DC/OS Enterprise, you must specify a service account and a service account secret with adequate permissions.
  • Package options have been renamed and re-organized.
    • node_placement renamed to private_node_placement
    • reserved_resources renamed to private_reserved_resources
    • control_plane_reserved_resources contains the combined resources from previous 1.x options apiserver, controller_manager and scheduler and 2.0.0-1.12.0-beta options control_plane_cpus, control_plane_mem and control_plane_disk were moved to under this group.

Improvements

  • Kubernetes v1.17.8
  • Docker v19.03.11

Fixed Issues

  • Fix intermittent issue that prevented etcd from forming a cluster by removing unnecesary SANs from etcd certificates to reduce amount of DNS queries.

Documentation

Known Issues

Known issues and limitations are listed in the Limitations page.

Changelog

See Changelog for a list of all changes.