//Java虚拟机文档
https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/
// JavaSE 规范文档和JVM规范文档
Java SE Specificationshttps://docs.oracle.com/javase/specs/index.html
//Java api文档
Java Platform SE 8https://docs.oracle.com/javase/8/docs/api/
//SpringBoot文档
Spring Boot Reference documentationhttps://docs.spring.io/spring-boot/docs/2.3.12.RELEASE/reference/htmlsingle/
也可以这样按路径找，自己选择版本
Index of /spring-boot/docshttps://docs.spring.io/spring-boot/docs/
//SpringCloud文档
Spring Cloudhttps://docs.spring.io/spring-cloud/docs/Hoxton.SR12/reference/htmlsingle/
也可以按路径找，自由选择版本
Index of /spring-cloud/docshttps://docs.spring.io/spring-cloud/docs/
G1垃圾收集器
Garbage First Garbage Collector Tuninghttps://www.oracle.com/technical-resources/articles/java/g1gc.html
