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, see Uninstalling Data foundation in Internal mode deployment on the IBM Support page.
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
```