HYDME0884W It is recommended that you first put the cluster into Service mode before shutting down.
Explanation
The cluster is online and not in Service mode. Shutting the cluster down will force the cluster into Service mode and any running jobs will be canceled. It is recommended that the cluster enter Service mode first to allow any running jobs to finish.
Operator response
To continue with the shutdown and force the cluster into Service mode click Force Shutdown. To put the cluster into Service mode first, open the Cluster Summary->Actions menu.