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* canonicized troubleshooting/kubernetes-components * canonicized troubleshooting/other-troubleshooting-tips * canonicized troubleshooting * files for 2.0-2.4, and 2.5
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Marty Hernandez Avedon
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title: Troubleshooting
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/general-troubleshooting"/>
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</head>
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This section contains information to help you troubleshoot issues when using Rancher.
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- [Kubernetes components](pages-for-subheaders/kubernetes-components.md)
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title: Troubleshooting Controlplane Nodes
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/kubernetes-components/troubleshooting-controlplane-nodes"/>
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</head>
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This section applies to nodes with the `controlplane` role.
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## Check if the Controlplane Containers are Running
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title: Troubleshooting etcd Nodes
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/kubernetes-components/troubleshooting-etcd-nodes"/>
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</head>
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This section contains commands and tips for troubleshooting nodes with the `etcd` role.
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title: Troubleshooting nginx-proxy
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/kubernetes-components/troubleshooting-nginx-proxy"/>
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</head>
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The `nginx-proxy` container is deployed on every node that does not have the `controlplane` role. It provides access to all the nodes with the `controlplane` role by dynamically generating the NGINX configuration based on available nodes with the `controlplane` role.
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## Check if the Container is Running
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title: Troubleshooting Worker Nodes and Generic Components
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/kubernetes-components/troubleshooting-worker-nodes-and-generic-components"/>
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</head>
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This section applies to every node as it includes components that run on nodes with any role.
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## Check if the Containers are Running
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title: DNS
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/other-troubleshooting-tips/dns"/>
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</head>
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The commands/steps listed on this page can be used to check name resolution issues in your cluster.
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Make sure you configured the correct kubeconfig (for example, `export KUBECONFIG=$PWD/kube_config_rancher-cluster.yml` for Rancher HA) or are using the embedded kubectl via the UI.
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title: Kubernetes resources
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/other-troubleshooting-tips/kubernetes-resources"/>
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</head>
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The commands/steps listed on this page can be used to check the most important Kubernetes resources and apply to [Rancher Launched Kubernetes](../../pages-for-subheaders/launch-kubernetes-with-rancher.md) clusters.
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Make sure you configured the correct kubeconfig (for example, `export KUBECONFIG=$PWD/kube_config_rancher-cluster.yml` for Rancher HA) or are using the embedded kubectl via the UI.
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title: Logging
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/other-troubleshooting-tips/logging"/>
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</head>
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The following log levels are used in Rancher:
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| Name | Description |
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title: Networking
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/other-troubleshooting-tips/networking"/>
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</head>
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The commands/steps listed on this page can be used to check networking related issues in your cluster.
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Make sure you configured the correct kubeconfig (for example, `export KUBECONFIG=$PWD/kube_config_rancher-cluster.yml` for Rancher HA) or are using the embedded kubectl via the UI.
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title: Rancher HA
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/other-troubleshooting-tips/rancher-ha"/>
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</head>
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The commands/steps listed on this page can be used to check your Rancher Kubernetes Installation.
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Make sure you configured the correct kubeconfig (for example, `export KUBECONFIG=$PWD/kube_config_rancher-cluster.yml`).
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title: Imported clusters
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---
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<head>
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<link rel="canonical" href="https://ranchermanager.docs.rancher.com/troubleshooting/other-troubleshooting-tips/registered-clusters"/>
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</head>
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The commands/steps listed on this page can be used to check clusters that you are importing or that are imported in Rancher.
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Make sure you configured the correct kubeconfig (for example, `export KUBECONFIG=$PWD/kubeconfig_from_imported_cluster.yml`)
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