运维思想：
https://github.com/huruizhi/Knowledge-warehouse/blob/master/%E8%BF%90%E7%BB%B4%E6%80%9D%E6%83%B3/%E6%B5%81%E7%A8%8B:%E6%A0%87%E5%87%86/%E6%9C%8D%E5%8A%A1%E9%83%A8%E7%BD%B2%E6%96%87%E6%A1%A3%E6%A0%87%E5%87%86.md
原文：https://www.cnblogs.com/Presley-lpc/p/9963204.html