Uninstalling Data Foundation

Use the following steps to uninstall Data Foundation by using command line interface.

Procedure

Run the following command and export IBM Storage Fusion namespace as environmental variable.
```
export FUSION_NS="<Storage Fusion namespace>"
```
Important: Replace <Storage Fusion namespace> with your namespace.
Run the following oc command and scale the IBM Storage Fusion storage deployment to 0 replica.
```
oc scale deployment --replicas=0 isf-cns-operator-controller-manager -n "$FUSION_NS"
```

Run the following commands and delete the IBM Storage Fusion Data Foundation CR.

oc delete odfmanager odfmanager
oc delete odfcluster odfcluster -n "$FUSION_NS"

Uninstall the Data Foundation. For uninstallation steps in local mode, see https://access.redhat.com/articles/6525111. To uninstall Data Foundation in external mode, see Red Hat documentation.
Run the following oc command and scale the IBM Storage Fusion storage deployment to 1 replica.
```
oc scale deployment --replicas=1 isf-cns-operator-controller-manager -n "$FUSION_NS"
```
Run the following oc command to delete the IBM Storage Fusion Data Foundation Service Instance CR.
```
oc delete fusionserviceinstance odfmanager -n "$FUSION_NS"
```
Run the following oc command to delete the IBM Storage Fusion Data Foundation Catalog Source.
```
oc delete catalogsource isf-data-foundation-catalog -n openshift-marketplace
```