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文章 2023-11-16 来自：开发者社区

JVM CMS GC算法解析

CMS，全称Concurrent Low Pause Collector，是jdk1.4后期版本开始引入的新gc算法，在jdk5和jdk6中得到了进一步改进，它的主要适合场景是对响应时间的重要性需求大于对吞吐量的要求，能够承受垃圾回收线程和应用线程共享处理器资源，并且应用中存在比较多的长生命周期的对象的应用。CMS是用于对Old+Perm回收，采用CMS时候，新生代必须使用Serial GC或....

文章 2022-02-17 来自：开发者社区

JVM快速调优手册v1.0之四:堆内存分配的CMS公式解析

一.JVM 堆内存组成 Java堆由Perm区和Heap区组成，Heap区由Old区和New区（也叫Young区）组成，New区由Eden区、From区和To区（Survivor）组成。 Eden区用于存放新生成的对象。Eden中的对象生命不会超过一次Minor GC。 Survivor Space 有两个，存放每次垃圾回收后存活的.....

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更新时间 2024-07-20 15:39:05

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