CCE Kubernetes Release Notes

To enable interoperability from one Kubernetes installation to the next, you must upgrade your Kubernetes clusters before the maintenance period ends.

After the latest Kubernetes version is released, CCE will provide you the changes in this version. For details, see Table 1.

**Table 1** Cluster version differences
Source Version	Target Version	Description
v1.19	v1.21	Changelog from v1.19 to v1.21 Changelog from v1.20 to v1.21: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.21.md Changelog from v1.19 to v1.20: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.20.md
v1.17	v1.19	Changelog from v1.17 to v1.19 Changelog from v1.18 to v1.19: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.19.md Changelog from v1.17 to v1.18: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.18.md
v1.15	v1.17	Changelog from v1.15 to v1.17 Changelog from v1.16 to v1.17: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.17.md Changelog from v1.15 to v1.16: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.16.md