Java SpringBoot – Performance Analysis and Tuning

SpringBoot is a widely used framework for building Java-based web applications and maintains a significant presence in the world of enterprise software development. It powers large-scale microservices and standalone applications. Most SpringBoot applications have embedded web servers and follow a distributed architecture consisting of three main types of application components: Backend: API services Backend: Event... Continue Reading →

GraalVM vs OpenJDK GC Performance Comparison

In this article, we are going to  compare the performance of Garbage Collection(GC) of OpenJDK and GraalVM. The GraalVM is a popular open source JVM implementation in Java with a capability to run applications as native images. Apart from that, it has got other functionalities such as fast loading time, compacted memory usages,etc. Let’s compare the... Continue Reading →

Why yCrash?

In the world of software engineering, where innovation meets precision, yCrash emerges as a toolkit designed to enhance Java performance monitoring and diagnostics. A DevOps engineer, would delve into this article as a guide that shares the practical advantages of what yCrash offers. It speaks about how yCrash empowers developers with a seamless interface for... Continue Reading →

Parallelism in ConcurrentHashMap

ConcurrentHashMap is used extensively in multi-threaded applications. The examples of multi-threaded applications are online gaming applications, chat applications, it adds the benefit of concurrency to the application. To make application more  concurrent in nature, ConcurrentHashMap introduces a concept called ‘Parallelism’. In this article we will learn more about parallelism in ConcurrentHashMap. What is Parallelism? Basically,... Continue Reading →

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. Performance impact on Java UUID generation How does  'java.util.UUID#randomUUID()' API works? java.util.UUID#randomUUID() API internally uses... 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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