Uninstall KubeSphere Only

This section explains how to uninstall KubeSphere. The Kubernetes running in the current cluster will not be uninstalled.

Warning
Although Kubernetes will not be uninstalled, the uninstallation may still cause service interruption if the business running in the current cluster relies on the functionalities provided by KubeSphere. The uninstallation is irreversible. Please proceed with caution.

Warning

Although Kubernetes will not be uninstalled, the uninstallation may still cause service interruption if the business running in the current cluster relies on the functionalities provided by KubeSphere.
The uninstallation is irreversible. Please proceed with caution.

Prerequisites

To avoid data loss, please back up all important data in advance.

Uninstall Extensions

Log in to any cluster node and run the following command to view all installed extensions in the cluster.
```
kubectl get installplan
```

Uninstall specific extensions or all extensions.

Uninstall specific extensions.
kubectl delete installplan {InstallPlan Name}
Note

You can get the InstallPlan Name of the extension according to the command from the first step.

If the following information is displayed, it indicates that the uninstallation of the extension is successful.
installplan.kubesphere.io "{InstallPlan Name}" deleted

Note
You can get the `InstallPlan Name` of the extension according to the command from the first step.

Uninstall all extensions.

kubectl delete installplan --all

The output should be as follows:

installplan.kubesphere.io "devops" deleted
installplan.kubesphere.io "dmp" deleted
installplan.kubesphere.io "gatekeeper" deleted
installplan.kubesphere.io "gateway" deleted
installplan.kubesphere.io "kubefed" deleted
installplan.kubesphere.io "metrics-server" deleted
installplan.kubesphere.io "network" deleted
installplan.kubesphere.io "openpitrix" deleted
installplan.kubesphere.io "opensearch" deleted
installplan.kubesphere.io "springcloud" deleted
installplan.kubesphere.io "storage-utils" deleted
installplan.kubesphere.io "tower" deleted
installplan.kubesphere.io "vector" deleted
installplan.kubesphere.io "whizard-alerting" deleted
installplan.kubesphere.io "whizard-auditing" deleted
installplan.kubesphere.io "whizard-events" deleted
installplan.kubesphere.io "whizard-logging" deleted
installplan.kubesphere.io "whizard-monitoring" deleted
installplan.kubesphere.io "whizard-notification" deleted
installplan.kubesphere.io "whizard-telemetry" deleted
installplan.kubesphere.io "whizard-telemetry-ruler" deleted

Run the following command again. If it outputs "No resources found", it means that all extensions have been uninstalled.

kubectl get installplan

Uninstall ks-core

Before uninstalling ks-core, make sure that all extensions in the cluster have been uninstalled, that is, executing the kubectl get installplan command shows "No resources found".

Run the following command to uninstall ks-core.
```
helm del -n kubesphere-system ks-core
```

Run the following command. If the output is empty (as shown below), it means that KubeSphere has been successfully uninstalled.

root@xxx:~# helm list -n kubesphere-system
NAME    NAMESPACE               REVISION        UPDATED                                 STATUS          CHART           APP VERSION