本文将深入JVM将从不同版本的jdk对方法区展开介绍，希望对你有所启发。 一、元空间基本概念 1. 什么是JVM方法区 方法区主要是用于存储类信息、静态变量以及常量信息的。是各个线程共享的一个区域。我们都知道JVM中有个区域叫堆区，所以有时候人们也会称方法区为Non-Heap（非堆）。 在JDK8之前 ...

java.lang.OutOfMemoryError: Java heap space Dumping heap to simple_leak.hprof ... 我们将 .hprof文件导入 MAT 后，它会首先进行解析和索引。 完成后，可以查看它的 **“泄漏嫌疑报告” (Leak Suspects Report)**。 Mat Leak Suspects Report 下图中的 ...

今天分享一套生产环境亲测有效的 “OOM 三连斩” 方案：从定位根源到代码修复，再到参数优化，三步彻底解决问题，附完整工具命令和调优模板，新手也能照葫芦画瓢！

[Help] Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException #871 Open ramen9813 opened on Jul 3, 2025 ...

This is a comprehensive list, so I'll keep the solutions and workarounds concise. No one wants to run into even more problems when trying to fix one! Multiplayer Errors You will only face these issues ...

Micronaut Framework 4.0.0 detects virtual thread support, available since Java 19, and uses it for the executor named "BLOCKING" if available.

Connection Lost Internal Exception: java.io.IOException: An existing connection was forcibly closed by the remote host Before proceeding with the solutions to stop internal exceptions in Java IO ...

The easiest way to optimize your Java runtime is to supply correct JVM options and parameters. In honor of the Java 21 release, we examine the 21 most important Java JVM options you can configure.

The error 500: Java.lang.nullpointerexception is an error that is faced by some developers when executing their code. Moreover, end-users also encounter ...