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General Troubleshooting

This section contains information to help you troubleshoot issues when using Rancher.

Kubernetes components

If you need help troubleshooting core Kubernetes cluster components like:
- etcd
- kube-apiserver
- kube-controller-manager
- kube-scheduler
- kubelet
- kube-proxy
- nginx-proxy
Kubernetes resources

Options for troubleshooting Kubernetes resources like Nodes, Ingress Controller and Rancher Agents are described in this section.
Networking

Steps to troubleshoot networking issues can be found here.
DNS

When you experience name resolution issues in your cluster.
Troubleshooting Rancher installed on Kubernetes

If you experience issues with your Rancher server installed on Kubernetes
Logging

Read more about what log levels can be configured and how to configure a log level.
User ID Tracking in Audit Logs

Read more about how a Rancher Admin can trace an event from the Rancher audit logs and into the Kubernetes audit logs using the external Identity Provider username.
Expired Webhook Certificates

Read more about how to rotate a Rancher webhook certificate secret after it expires on an annual basis.