JVM对象年代的相关内容

jvm配置参数，查看大对象直接分配到老年代

看下如下代码：配置参数 -Xms60m -Xms60m -XX:NewRatio=2 -XX:SurvivorRatio=8 -XX:+PrintGCDetails 运行后看下如下，可以看到Par...

jvm性能调优实战 - 24模拟因动态年龄判断对象进入老年代的场景

Pre上一篇文章我们已经带着大家初步分析了一次Young GC的日志，相信大家已经完全掌握了如何结合GC日志去分析一次Young GC执行的全过程。这篇文章我们接着之前的案例继续来做实验，动手体验一下对象是如何从新生代进入老年代的。动态年龄判定规则之前我们给大家总结过对象进入老年代的4个常见的时机：...

JVM学习日志(十一) 对象进入老年代的情况及空间担保机制

对象进入老年代的情况幸存者区装不下对象太大了年龄到达15岁对象动态年龄判断为了能能够更好的使用不同程序的内存状况，HotSpot虚拟机并不是永远要求对象的年龄必须达到-XX MaxTenuringThreshold才能够晋升为老年代，如果在Survivor空间中相同年龄的所有对象大小的总和...

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更新时间 2024-05-01 12:56:37

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