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Added warning that cert rotation may cause downtime.

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David Noland
2019-06-11 08:05:22 -07:00
committed by Denise
parent c0b686db9a
commit f7f7bdc61a
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content/rancher/v2.x/en/cluster-admin/certificate-rotation/_index.md
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@@ -3,6 +3,8 @@ title: Certificate Rotation
weight: 2040
---
> **Warning:** Rotating Kubernetes certificates may result in your cluster being temporarily unavailable as components are restarted. For production environments, it's recommended to perform this action during a maintenance window.
By default, Kubernetes clusters require certificates and Rancher launched Kubernetes clusters automatically generate certificates for the Kubernetes components. Rotating these certificates is important before the certificates expire as well as if a certificate is compromised. After the certificates are rotated, the Kubernetes components are automatically restarted.
Certificates can be rotated for the following services: