This guide introduces JVM performance monitoring by explaining built‑in tools like JConsole and VisualVM, showcasing third‑party solutions such as Arthas, and providing step‑by‑step commands and screenshots to help developers quickly visualize and troubleshoot Java applications.
This article explains what a deadlock is, demonstrates a simple Java deadlock example with code, outlines the four necessary conditions, and introduces four practical tools—jstack, jconsole, jvisualvm, and jmc—for diagnosing and resolving deadlocks in Java applications.
This article explains how to optimize Spring Boot's embedded Tomcat settings, tune JVM parameters, configure remote debugging in IDEA, and connect to JVM tools like JConsole and JVisualVM remotely, while also providing practical code snippets and deployment tips for backend services.
This article explains how to conduct stress testing using JMeter, monitor Java applications with jconsole and jvisualvm, optimize gateway and microservice performance, improve database query speed with indexing, and tune garbage collection by enlarging the Eden space, providing step‑by‑step instructions and results.
This article explains how to integrate Spring Boot Actuator for exposing health and metrics endpoints, configure security, disable specific endpoints, and visualize monitoring data using JConsole and Spring Boot Admin, including necessary Maven dependencies and code examples, while also noting a promotional interview‑question PDF resource.
During a rewrite of a performance testing framework, the author explores Java deep and shallow copying, demonstrates memory analysis using heap dumps and JConsole to visualize object instances, and provides sample code illustrating how to clone objects safely across multiple threads.
This article explains how to configure and tune Spring Boot's embedded Tomcat, adjust JVM parameters, enable remote debugging, and connect monitoring tools such as JConsole and JVisualVM, providing practical steps and code examples for improved performance and easier troubleshooting in production environments.
