JAVA性能监控与调优参考文档链接

jdk8工具集

https://docs.oracle.com/javase/8/docs/technotes/tools/unix/index.html
Troubleshooting
https://docs.oracle.com/javase/8/docs/technotes/guides/troubleshoot/
jps
https://docs.oracle.com/javase/8/docs/technotes/tools/unix/jps.html
jinfo
https://docs.oracle.com/javase/8/docs/technotes/tools/unix/jinfo.html
jstat
https://docs.oracle.com/javase/8/docs/technotes/tools/unix/jstat.html
jmap：
https://docs.oracle.com/javase/8/docs/technotes/tools/unix/jmap.html
mat:
http://www.eclipse.org/mat/downloads.php
jstack：
https://docs.oracle.com/javase/8/docs/technotes/tools/unix/jstack.html

java线程的状态

https://docs.oracle.com/javase/8/docs/technotes/guides/troubleshoot/tooldescr034.html
java线程状态转化：
https://mp.weixin.qq.com/s/GsxeFM7QWuR--Kbpb7At2w
死循环导致CPU负载高
https://blog.csdn.net/goldenfish1919/article/details/8755378
正则表达式导致死循环：
https://blog.csdn.net/goldenfish1919/article/details/49123787

jvisualVM：

https://docs.oracle.com/javase/8/docs/technotes/guides/visualvm/index.html
https://visualvm.github.io/documentation.html
jvisulaVM如何添加插件
https://visualvm.github.io/index.html

btrace下载

https://github.com/btraceio/btrace
https://github.com/btraceio/btrace/releases/tag/v1.3.11

jdwp协议：
https://www.ibm.com/developerworks/cn/java/j-lo-jpda3/
tomcat-manager：
{tomcat}/webapps/docs/manager-howto.html

psi-probe:
https://github.com/psi-probe/psi-probe

tomcat优化相关参数：
${tomcat}/webapps/docs/config/http.html
${tomcat}/webapps/docs/config/host.html
${tomcat}/webapps/docs/config/context.html
${tomcat}/webapps/docs/connectors.html

apr连接器：
http://apr.apache.org/

nginx官网文档
http://nginx.org/en/docs/
nginx安装：
http://nginx.org/en/linux_packages.html
ngx_http_stub_status：
http://nginx.org/en/docs/http/ngx_http_stub_status_module.html
ngxtop：
https://github.com/lebinh/ngxtop
nginx-rdd
http://www.linuxde.net/2012/04/9537.html

jvm的运行时数据区
https://docs.oracle.com/javase/specs/jvms/se8/html/index.html
Metaspace
http://ifeve.com/jvm-troubleshooting-guide-4/
压缩类空间
https://blog.csdn.net/jijijijwwi111/article/details/51564271
CodeCache
https://blog.csdn.net/yandaonan/article/details/50844806
http://engineering.indeedblog.com/blog/2016/09/job-search-web-app-java-8-migration/
GC调优指南：
https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/toc.html
如何选择垃圾收集器
https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/collectors.html
G1最佳实践
https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/g1_gc_tuning.html#recommendations
G1 GC的一些关键技术
https://zhuanlan.zhihu.com/p/22591838
CMS日志格式
https://blogs.oracle.com/poonam/understanding-cms-gc-logs
G1日志格式
https://blogs.oracle.com/poonam/understanding-g1-gc-logs
GC日志分析工具
http://gceasy.io/
GCViewer
https://github.com/chewiebug/GCViewer
ZGC：
http://openjdk.java.net/jeps/333

java虚拟机规范
https://docs.oracle.com/javase/specs/jvms/se8/html/index.html
java语言规范
https://docs.oracle.com/javase/specs/jls/se8/h