今天跟大家一起聊聊线上服务出现 OOM 问题的 6 种场景，希望对你会有所帮助。 一、堆内存 OOM 堆内存 OOM 是最常见的 OOM 了。 出现堆内存 OOM 问题的异常信息如下： java.lang.OutOfMemoryError: Javaheapspace 此 OOM 是由于 JVM 中 heap 的最大值，已经不能满足需求了。 这里 ...

代码审查不是战场，但好的代码会让审查变成享受。 下次提交 PR 前，先对照这 12 条守则审查一下自己——这样，你的代码不仅能更快通过，还能让团队更信任你。 前言：审阅了500个PR后，我带回了 12 条生存守则 如果你觉得代码审查只是“看一看改动、点个 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. There are two ways to implement the Java Scanner import: explicitly reference the ...

本文从JVM发展历程和底层结构并结合一个实际案例带读者深入了解JVM元空间核心知识点，希望对你有所启发。 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。 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 ...

Astronauts on the International Space Station have a zero-g cup for their java. Credit: NASA Johnson Space Center Health officials warn of dangerous substance available in stores across the nation ...

Indiana-based Java House will get national recognition on the track this weekend. The coffee chain is the title sponsor for Sunday’s INDYCAR race in California. It’s the Java House Grand Prix of ...

Java 25 integrates Compact Object Headers as a product feature through JEP 519, offering developers a potential 30% CPU reduction and significant memory savings ...

在当今技术日益发展的背景下，面试官常常会问到与Java相关的OutOfMemoryError（OOM）问题，以评估候选人的专业能力。本篇文章将深入分析OOM的多种类型及其产生原因，同时提供有效的解决方案。 首先，让我们解密最常见的OOM类型： java.lang.OutOfMemoryError: Java heap ...

Community driven content discussing all aspects of software development from DevOps to design patterns. To use any of these JVM options, simply append them as text after the java runtime command. For ...

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