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indoocs/jvm (press backspace or delete to remove)

可以打一个PDF版本吗
  • mir-xiong
  • 1
  • Opened 
    on Nov 20, 2023
  • #40

周志明老师的描述: 如果当前新生代的 Survivor 中,相同年龄所有对象大小的总和大于 Survivor 空间的一半,年龄 = 该年龄的对象就可以直接进入老年代,无须等到 MaxTenuringThreshold 中要求的年龄。 实际上,经过测试的结论: 如果当前新生代的Survivor中,年龄小到大(1,2,3,4,5,N)的对象所有对象的大小总和大于Survivor空间的一半,年龄N =该年龄的对象就可以直接晋升到老年代,无须等到MaxTenuringThreshold中要求的年龄。 ...
  • shenliuming
  • 5
  • Opened 
    on Jun 16, 2022
  • #32

jvm调优能不能在多讲一些具体的调优步骤,最好可以举例说明,这样就完美了。 哈哈哈
  • skyHu666
  • 1
  • Opened 
    on Jun 6, 2022
  • #30

大佬,请问CMS 标记阶段为什么会需要STW?
  • renjie-rm
  • 7
  • Opened 
    on Apr 26, 2022
  • #25

  • maozexijr
  • 1
  • Opened 
    on Feb 10, 2022
  • #24

详见: https://tech.meituan.com/2020/11/12/java-9-cms-gc.html
  • liubing0806
  • 1
  • Opened 
    on Nov 5, 2021
  • #23

可以让大家理解到JVM底层是如何运行的,比如类加载机制,以及执行引擎,运行时数据区,垃圾回收机制等的内部底层原理 - 项目地址:https://github.com/shaoxiongdu/JVMStudy - 详细的图示和文档说明 并且标出了参考的官方规范地址便于查证 - 截图: - image-20210720213009479 - image-20210720213047701 ...
  • shaoxiongdu
  • Opened 
    on Jul 9, 2021
  • #17

重新标记阶段是用来标记并发标记阶段无法确定的垃圾,CMS无法处理浮动垃圾(并发标记阶段产生的垃圾)也是它的弊端之一
  • zparkgao
  • Opened 
    on Mar 10, 2021
  • #16

  • WL0305
  • Opened 
    on Nov 27, 2020
  • #15
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