go pprof

常用方法：

https://www.jianshu.com/p/4e4ff6be6af9

　　

https://www.jianshu.com/p/0e8ec67b6248?utm_campaign=maleskine&utm_content=note&utm_medium=seo_notes&utm_source=recommendation

　　

安装图形化工具：

brew install graphviz