Emphasis on docker recommended version

pull/3235/head
Erwan Miran 2018-09-04 14:34:04 +02:00
parent 9cc8ef4b91
commit ae0ed87c0f
1 changed files with 1 additions and 1 deletions

View File

@ -107,7 +107,7 @@ Supported Components
- [coredns](https://github.com/coredns/coredns) v1.2.2
- [ingress-nginx](https://github.com/kubernetes/ingress-nginx) v0.19.0
Note: kubernetes doesn't support newer docker versions. Among other things kubelet currently breaks on docker's non-standard version numbering (it no longer uses semantic versioning). To ensure auto-updates don't break your cluster look into e.g. yum versionlock plugin or apt pin).
Note: kubernetes doesn't support newer docker versions ("Version 17.03 is recommended... Versions 17.06+ might work, but have not yet been tested and verified by the Kubernetes node team" cf. [Bootstrapping Clusters with kubeadm](https://kubernetes.io/docs/setup/independent/install-kubeadm/#installing-docker)). Among other things kubelet currently breaks on docker's non-standard version numbering (it no longer uses semantic versioning). To ensure auto-updates don't break your cluster look into e.g. yum versionlock plugin or apt pin).
Note 2: rkt support as docker alternative is limited to control plane (etcd and
kubelet). Docker is still used for Kubernetes cluster workloads and network