在现代软件开发中，内存管理是每位开发者必须掌握的重要技能之一。今天，我们将深入探讨线上服务中最常见的六种OOM（Out Of Memory）问题，帮助大家更好地理解和应对这些挑战。 一、堆内存OOM 堆内存OOM是最常见的OOM问题之一。通常，当JVM中的heap最大值无法 ...

Java is one of the most commonly used programming languages. It remains a core component of enterprise software, web development, desktop applications, and Android coding. In Windows, you can run Java ...

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1112) at org.springframework.web.servlet.DispatcherServlet.doService ...

For Java-based programs such as Maven, Jenkins, Gradle or Tomcat to run, they need to know that Java's JDK is installed. That's the purpose of the JAVA_HOME environment variable. It tells programs ...

经常看到初学JVM的读者会因为方法区这一概念提出一些混淆的问题和概念，所以这篇文章来帮助读者梳理一下JVM中方法区的概念。 经常看到初学JVM的读者会因为方法区这一概念提出下面这些混淆的问题和概念： 什么是方法区？ 方法区和永久代还有元空间是什么 ...

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

Together, the Java Development Kit (JDK), the Java Virtual Machine (JVM), and the Java Runtime Environment (JRE) form a powerful trifecta of Java and Jakarta EE platform components for developing and ...

I need to create a real-time mirror for the database, so I monitor all the tables in the database (500 tables) .But in the full synchronization phase TaskManager's JVM Metaspace grows ...