You can view the status of all clusters that are being patched, including the current Oracle Home version and the JDK version of each cluster.
To view the status of cluster patching:
The Clusters page is displayed, showing all clusters in the domain. If a cluster is currently included in a patching workflow, you will see information related to the workflow, such as the workflow id, type of rollout, and status of the last action performed by the workflow. You can click on a cluster name to display the Cluster > Configuration page for that cluster.