Java UUID generation – Performance impact

Java developers tend to use 'java.util.UUID#randomUUID()' API, to generate a UUID (Universally Unique Identifier) number (i.e., 'b8bbcbed-ca07-490c-8711-5118ee0af2f9'). Under certain circumstances, using this API can affect your application’s availability. Let’s discuss this API in this post with a real-world example. How does 'java.util.UUID#randomUUID()' API works? java.util.UUID#randomUUID() API internally uses 'entropy' in the operating system to generate... Continue Reading →

March 9, 2022 1

Spring Boot pet clinic app – performance study

Spring pet clinic application is a sample application developed by the Spring Framework developers to demonstrate the capabilities of Spring Boot, Spring MVC and Spring Data Framework. We set out to conduct a performance test on this application and see whether we can identify any performance bottlenecks. Environment Setup We cloned the Spring pet clinic... Continue Reading →

October 26, 2021 1

Java performance Talk in QAInsights Clubhouse

Naveen Kumar Namachivayam from QAInsights Invited Ram Lakshmanan - The architect of yCrash to talk in the Performance Engineers Clubhouse. In this video, the basics of Garbage collection, Importance of Memory, GC Throughput Introduction and many other topics have been discussed! https://www.youtube.com/watch?v=w1fdOksedBg&t=516s

August 6, 2021 0