Uninstalling OpenEBS
This section describes about the graceful deletion/uninstallation of your OpenEBS cluster.
Prerequisites
It is expected that the following prerequisites are met before uninstalling OpenEBS:
- Volumes are cleaned up
- Pools are cleaned up
warning
If the prerequisites are not met, there might be some troubles/errors while uninstalling OpenEBS as the finalizers and other protection rules are imposed by the engine.
Uninstalling OpenEBS using Helm
Run the following command to uninstall OpenEBS:
helm uninstall openebs -n <OPENEBS_NAMESPACE>
note
Uninstalling the Helm chart does not remove/uninstall the CustomResourceDefinitions (CRDs).
diskpools.openebs.io
lvmnodes.local.openebs.io
lvmsnapshots.local.openebs.io
lvmvolumes.local.openebs.io
volumesnapshotclasses.snapshot.storage.k8s.io
volumesnapshotcontents.snapshot.storage.k8s.io
volumesnapshots.snapshot.storage.k8s.io
zfsbackups.zfs.openebs.io
zfsnodes.zfs.openebs.io
zfsrestores.zfs.openebs.io
zfssnapshots.zfs.openebs.io
zfsvolumes.zfs.openebs.io