Update rolling-updates.md

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Simen Bekkhus 2016-10-03 10:51:38 +02:00 committed by GitHub
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To update a service without an outage, `kubectl` supports what is called ['rolling update'](/docs/user-guide/kubectl/kubectl_rolling-update), which updates one pod at a time, rather than taking down the entire service at the same time. See the [rolling update design document](https://github.com/kubernetes/kubernetes/blob/{{page.githubbranch}}/docs/design/simple-rolling-update.md) and the [example of rolling update](/docs/user-guide/update-demo/) for more information.
Note that `kubectl rolling-update` only supports Replication Controllers. However, if you deploy applications with Replication Controllers,
consider switching them to [Deployments](/docs/user-guide/deployments/). A Deployments is a higher-level controller that automates rolling updates
consider switching them to [Deployments](/docs/user-guide/deployments/). A Deployment is a higher-level controller that automates rolling updates
of applications declaratively, and therefore is recommended. If you still want to keep your Replication Controllers and use `kubectl rolling-update`, keep reading:
A rolling update applies changes to the configuration of pods being managed by