Skip to content

Commit

Permalink
kubeadm-upgrade-1.11: fix wrong flag for feature gates
Browse files Browse the repository at this point in the history
  • Loading branch information
neolit123 committed Jul 23, 2018
1 parent 7817e90 commit d7d9a02
Showing 1 changed file with 2 additions and 2 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@ This page explains how to upgrade a Kubernetes cluster created with `kubeadm` fr
- All containers are restarted after upgrade, because the container spec hash value is changed.
- You can upgrade only froom one minor version to the next minor version. That is, you cannot skip versions when you upgrade. For example, you can upgrade only from 1.10 to 1.11, not from 1.9 to 1.11.
- The default DNS provider in version 1.11 is [CoreDNS](https://coredns.io/) rather than [kube-dns](https://github.com/kubernetes/dns).
To keep `kube-dns`, pass `--feature-flags=CoreDNS=false` to `kubeadm upgrade apply`.
To keep `kube-dns`, pass `--feature-gates=CoreDNS=false` to `kubeadm upgrade apply`.

{{% /capture %}}

Expand Down Expand Up @@ -98,7 +98,7 @@ To keep `kube-dns`, pass `--feature-flags=CoreDNS=false` to `kubeadm upgrade app
kubeadm upgrade apply v1.11.0
```

If you currently use `kube-dns` and wish to continue doing so, add `--feature-flags=CoreDNS=false`.
If you currently use `kube-dns` and wish to continue doing so, add `--feature-gates=CoreDNS=false`.

You should see output similar to this:

Expand Down

0 comments on commit d7d9a02

Please sign in to comment.