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Mention ingress-nginx update policy

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Catherine Luse
2019-07-23 17:24:37 -07:00
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content/rancher/v2.x/en/cluster-admin/editing-clusters/_index.md
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@@ -75,6 +75,8 @@ Following an upgrade to the latest version of Rancher, you can update your exist
**Result:** Kubernetes begins upgrading for the cluster. During the upgrade, your cluster is unavailable.
The `ingress-nginx` pods are set to only upgrade on delete. After upgrading your cluster, you need to delete these pods to get on the correct version for your deployment.
### Adding a Pod Security Policy
When your cluster is running pods with security-sensitive configurations, assign it a [pod security policy]({{< baseurl >}}/rancher/v2.x/en/admin-settings/pod-security-policies/), which is a set of rules that monitors the conditions and settings in your pods. If a pod doesn't meet the rules specified in your policy, the policy stops it from running.