Restoring Rancher Installed on a K3s Kubernetes Cluster
When Rancher is installed on a high-availability Kubernetes cluster, we recommend using an external database to store the cluster data.
The database administrator will need to back up the external database, or restore it from a snapshot or dump.
We recommend configuring the database to take recurring snapshots.
Creating Snapshots and Restoring Databases from Snapshots
For details on taking database snapshots and restoring your database from them, refer to the official database documentation: