1. Proposed title of this feature request

• "oc adm prune deployments" to also handle deployments/replicasets

2. What is the nature and description of the request?

• Currently, "oc adm prune deployments" only handles deploymentconfigs/replicacontrollers. However, with 4.x, things are defaulted to deployments/replicasets. That means, there are no good and easy way like "oc adm prune deployments" to clean up stuff that's no longer required or stale.

3. Why does the customer need this? (List the business requirements here)

• Customer wants to be able to do clean up for deployments/replicasets, as nowadays with 4.x, deployments/replicasets are the default way of deployment.

4. List any affected packages or components.

• oc