Google Compute Engine Instance Rightsizing

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Prerequisite: To use this check, you must set up a GCP Recommender connection.

CloudZero has identified Google Compute Engine instances that are over-provisioned and could be rightsized to better match your actual workload requirements. These instances are running with more CPU, memory, or storage than needed, resulting in unnecessary costs that can add up significantly over time.

Google's Machine Type Recommender analyzes your instance utilization patterns and suggests more cost-effective machine types that can deliver the same performance at a lower price point. By rightsizing these instances, you can typically achieve 20-40% cost savings while maintaining or even improving performance.

Recommendations

  • Review the suggested machine types - Google's recommendations are based on your actual usage patterns over the past 30 days
  • Test in a non-production environment first - Validate that the recommended machine type meets your application's performance requirements
  • Consider your workload patterns - Ensure the new machine type can handle peak loads and any seasonal variations
  • Monitor performance after changes - Use Cloud Monitoring to verify that rightsizing doesn't impact application performance
  • Apply changes during maintenance windows - Plan instance type changes to minimize disruption to running applications

Note: Rightsizing is particularly effective for development, testing, and batch processing workloads where resource utilization patterns are more predictable.