MongoDB（一）安裝與配置

參考：

https://docs.mongodb.com/manual/tutorial/install-mongodb-on-red-hat/

https://www.cnblogs.com/itbsl/p/13373178.html

https://blog.csdn.net/qq_43076825/article/details/107638548

centos 使用 service 命令替代systemctl

啓動服務：service mongod start

查看httpd服務狀態：service mongod status