1.apache和nginx对比
https://blog.csdn.net/zhaoxiaoruiR/article/details/81365631
2.什么是滚动发布和灰度发布
https://blog.csdn.net/qq_33591903/article/details/103469530
3.自动化运维工具ansible和saltstack对比
https://blog.csdn.net/pfm685757/article/details/52947246
https://blog.csdn.net/nqxqxq/article/details/76154847
4.lvs和nginx和haproxy负载均衡区别
https://blog.csdn.net/sifeimeng/article/details/84632258
https://blog.csdn.net/weixin_34255055/article/details/91677995
https://blog.csdn.net/nicepainkiller/article/details/95961682
5.线程和进程的区别
https://www.cnblogs.com/qq1069284034/p/10530178.html
6.tomcat的工作模式和运行模式
https://www.cnblogs.com/tongxiaoda/p/8480003.html
7.nginx的优化
https://blog.csdn.net/u012869196/article/details/86714846
8.mongo和redis的区别
https://blog.csdn.net/weixin_43160039/article/details/83544228
https://www.cnblogs.com/fengqiang626/p/11465401.html
9.cpu使用很高怎么排查
https://blog.csdn.net/fsgsggd/article/details/90212381
