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Merged
pull merged 4 commits into from
Mar 9, 2021
+3 −3
Merged

[pull] master from Snailclimb:master #94

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a9b4c1f
修复笔误，kye -> key
pseudoyu Mar 9, 2021
c3a53f0
Update 最重要的JVM参数指南.md
drlifeL Mar 9, 2021
9b45b78
Merge pull request #1120 from pseudoyu/master
Snailclimb Mar 9, 2021
8409416
Merge pull request #1121 from drlifeL/patch-1
Snailclimb Mar 9, 2021
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2 changes: 1 addition & 1 deletion docs/java/collection/Java集合框架常见面试题.md
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Expand Up @@ -63,7 +63,7 @@

- `List`(对付顺序的好帮手)： 存储的元素是有序的、可重复的。
- `Set`(注重独一无二的性质): 存储的元素是无序的、不可重复的。
- `Map`(用 Key 来搜索的专家): 使用键值对（kye-value）存储，类似于数学上的函数 y=f(x)，“x”代表 key，"y"代表 value，Key 是无序的、不可重复的，value 是无序的、可重复的，每个键最多映射到一个值。
- `Map`(用 Key 来搜索的专家): 使用键值对（key-value）存储，类似于数学上的函数 y=f(x)，“x”代表 key，"y"代表 value，Key 是无序的、不可重复的，value 是无序的、可重复的，每个键最多映射到一个值。

### 1.1.3. 集合框架底层数据结构总结

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4 changes: 2 additions & 2 deletions docs/java/jvm/最重要的JVM参数指南.md
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Expand Up @@ -67,7 +67,7 @@ GC 调优策略中很重要的一条经验总结是这样说的：
-XX:NewRatio=1
```

### 2.3.显示指定永久代/元空间的大小
### 2.3.显式指定永久代/元空间的大小

**从Java 8开始，如果我们没有指定 Metaspace 的大小，随着更多类的创建，虚拟机会耗尽所有可用的系统内存（永久代并不会出现这种情况）。**

Expand Down Expand Up @@ -134,4 +134,4 @@ JVM具有四种类型的*GC*实现：
- [CMS GC启动参数优化配置](https://www.cnblogs.com/hongdada/p/10277782.html)
- [从实际案例聊聊Java应用的GC优化-美团技术团队](https://tech.meituan.com/2017/12/29/jvm-optimize.html)
- [JVM性能调优详解](https://www.choupangxia.com/2019/11/11/interview-jvm-gc-08/) （2019-11-11）
- [JVM参数使用手册](https://segmentfault.com/a/1190000010603813)
- [JVM参数使用手册](https://segmentfault.com/a/1190000010603813)