Google Professional Cloud DevOps Engineer Question 132
Select 3Google Cloud PlatformYour team is responsible for maintaining a high-availability e-commerce application running on Google Cloud. You have set up Cloud Monitoring to track key metrics for the application, including latency, error rates, and memory utilization. Recently, your application experienced a degraded performance issue caused by a sudden spike in latency. What are the best practices for managing such metrics to ensure proactive detection and resolution of similar issues in the future?
- A
Set up custom alerts with thresholds for latency and error rates to notify your team when metrics exceed acceptable values.
- B
Regularly review and update your Service Level Objectives (SLOs) to reflect realistic performance targets for your application.
- C
Enable detailed logging for all metrics to store historical data indefinitely for future analysis.
- D
Implement dashboards in Cloud Monitoring to visually track key metrics and trends over time.
- E
Rely solely on default Cloud Monitoring metrics and alerts, as they are sufficient for most use cases.
Show answer and explanation
Correct answers: A, B, D
Explanation
Effective management of metrics involves setting up proactive alerts, maintaining realistic and updated SLOs, and leveraging dashboards to monitor trends and anomalies. These practices help you quickly detect and resolve issues before they impact the end user. Default metrics and indefinite logging are not always sufficient or cost-effective for comprehensive monitoring.
- A. Correct.
Setting up custom alerts ensures that your team is notified promptly when critical metrics exceed thresholds, allowing for proactive action.
- B. Correct.
Regularly reviewing and updating SLOs ensures that your performance targets align with the current needs and capabilities of your application.
- C. Incorrect.
While storing historical data is useful, detailed logging for all metrics and indefinite storage can lead to excessive costs and is not always necessary for proactive monitoring.
- D. Correct.
Dashboards provide a visual representation of key metrics and trends, enabling your team to monitor the system's health effectively and spot anomalies.
- E. Incorrect.
Relying solely on default metrics and alerts is not sufficient, as they may not cover all critical aspects of your specific application’s performance.