Deploy a custom monitoring solution on Compute Engine to scrape GKE cluster metrics and analyze resource utilization.

Set up Google BigQuery to store GKE resource utilization data and analyze it using SQL queries.

Enable Cloud Monitoring and Logging on your GKE cluster, and use custom metrics to track resource utilization levels.

Create a cron job on a Compute Engine instance to periodically check GKE cluster resource utilization using the kubectl top command.