导语： 本以为是一次平平无奇的K8s集群升级：更高版本、更潮的操作系统（Ubuntu 22.04替换CentOS 7.9）。谁曾想，当业务迁移启动，部分Java应用竟接连崩溃，报错 OOMKilled！内存限制从2Gi加到8Gi才勉强活过来，但资源消耗异常飙升，还有个神秘的磁盘写入在捣鬼... 一场由 cgroup v2 引发的“血案”，就此拉开序幕！运维人Clay带你直击排查现场，避开这个大坑！

Command Line: -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Dos.name=Windows 10 -Dos.version=10.0 -Xss1M -Djava.library ...

Welcome to Jupyter Java, a GitHub organization created to simplify the discovery of various ways to use Java with Jupyter notebooks. We’re not here to start a Java vs Python debate, we’re all about ...

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OpenJDK platform binary using 100% CPU usage can occur for various reasons. Outdated drivers on your PC may lead to this. Disabling the Integrated GPU can help fix the OpenJDK platform binary high CPU ...

One of the first things about Minecraft you’ll notice is needing to decide which type or version to use. Bedrock and Java exist and to the untrained eye, neither ...

当时还在Sun公司麾下的Java宣布将开源，这就是OpenJDK项目的起点。而Oracle JDK则是在Sun被Oracle收购后推出的商业版本。它们的关系用一句话概括就是：OpenJDK是Java的官方开源实现，Oracle JDK是基于OpenJDK的商业发布版本。 前言 最近几天，我在星球中建议大家使用Open ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The key difference between recall and precision is that precision accounts for false positives, ...

Microsoft has resolved a known issue that triggers Cluster service and VM restart issues after installing July's Windows Server 2019 security updates. The company acknowledged the bug in a private ...