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 →

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 →

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