28.10.1. Best Practices

Try these first

1. 1.

   What is benchmarking?

   Hint

   Think about how you measure something before making changes.

2. 2.

   Name two APM tools.

   Hint

   Consider tools used for monitoring application performance.

3. 3.

   What does JVM tuning involve?

   • Improving performance
   • Increasing memory
   • Modifying code

   Hint

   Consider what adjustments are primarily made to JVM settings.

4. 4.

   Is it important to benchmark after tuning?

   • True
   • False

   Hint

   Think about the need for measurement in changes made.

5. 5.

   A Java application has experienced slow performance during high traffic. Develop a step-by-step action plan to investigate and remediate this issue using the practices discussed in this section.

   Hint

   Think about what steps you would take in a real-life scenario to target performance.

6. 6.

   Create a monitoring solution for a new service running on Kubernetes. What metrics would you monitor and how would you set up alerts?

   Hint

   Consider what essential performance aspects you would track.