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Merge pull request https://github.com/kubernetes/contrib/pull/2496 from mwielgus/compatibility 

Automatic merge from submit-queue

Cluster-autoscaler: add information about which version is supported in which k8s

cc: @andrewsykim @MaciekPytel @fgrzadkowski
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Kubernetes Submit Queue 2017-03-27 01:11:51 -07:00 committed by GitHub
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cluster-autoscaler/README.md
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@ -7,6 +7,18 @@ Cluster Autoscaler is a tool that automatically adjusts the size of the Kubernet
* some nodes in the cluster are so underutilized, for an extended period of time, * some nodes in the cluster are so underutilized, for an extended period of time,
that they can be deleted and their pods will be easily placed on some other, existing nodes. that they can be deleted and their pods will be easily placed on some other, existing nodes.
# Releases
We strongly recommend using Cluster Autoscaler with version for which it was meant. We don't
do ANY cross version testing so if you put the newest Cluster Autoscaler on an old cluster
there is a big chance that it won't work as expected.
| Kubernets Version | CA Version |
|--------|--------|
| 1.6.X | 0.5.X |
| 1.5.X | 0.4.X |
| 1.4.X | 0.3.X |
# Deployment # Deployment
Cluster Autoscaler runs on the Kubernetes master node (at least in the default setup on GCE and GKE). Cluster Autoscaler runs on the Kubernetes master node (at least in the default setup on GCE and GKE).