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VisualVM

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Ops Development Stories
Ops Development Stories
Nov 9, 2023 · Operations

How to Pinpoint Java Out‑Of‑Memory Errors Using jmap and VisualVM

This guide explains why frequent garbage collection and heap memory overflow occur in Java applications, demonstrates how to reproduce the issue with a sample program, and walks through various techniques—including jmap histograms, heap dumps, VisualVM analysis, and remote JMX monitoring—to diagnose and resolve out‑of‑memory errors.

Garbage CollectionHeap DumpJava
0 likes · 9 min read
How to Pinpoint Java Out‑Of‑Memory Errors Using jmap and VisualVM
Code Ape Tech Column
Code Ape Tech Column
Nov 16, 2022 · Operations

Using VisualVM for JVM Monitoring and Memory Leak Analysis

This article introduces VisualVM, a Java profiling tool bundled with the JDK, explains how to install and use its plugins for monitoring CPU, memory, threads, and garbage collection, and demonstrates step‑by‑step memory‑leak detection and remote Tomcat monitoring with code examples.

JMXJVM monitoringJava profiling
0 likes · 7 min read
Using VisualVM for JVM Monitoring and Memory Leak Analysis
Qunar Tech Salon
Qunar Tech Salon
Mar 25, 2016 · Backend Development

9 Java Performance Optimization Tools You Should Know

This article introduces nine Java performance profiling tools—including NetBeans Profiler, JProfiler, GC Viewer, VisualVM, Patty, JRockit Mission Control, Eclipse Memory Analyzer, Java Interactive Profiler, and Profiler4J—explaining their features, usage scenarios, and how they can help developers improve Java application efficiency.

GC ViewerJProfilerJava
0 likes · 7 min read
9 Java Performance Optimization Tools You Should Know