Using Oracle Big Data Manager Monitor Monitor the Status of Clusters 6.2 Monitor the Status of Clusters To monitor the status of clusters: Click Monitoring in the Oracle Big Data Manager console menu bar. If it’s not already selected, click Cluster Monitoring on the left side of the page.A graphic and numeric display of cluster status is displayed, including: Memory usage (Used and Available) Nodes (the number of nodes and current status: Healthy or Unhealthy) CPU Cores (Used and Available) Optionally, enable the Receive notifications option to receive background notifications for finished jobs and cluster monitoring.