服務的啟動和停止

1.  sudo systemctl start mongod   或者 sudo service mongod start
2.  sudo systemctl restart mongod 或者 sudo service mongod restart
3. sudo systemctl stop mongod 或者 sudo service mongod stop

解除安裝mongodb

1.  sudo service mongod stop
2.  sudo yum erase $(rpm -qa | grep mongodb-org)
3.  sudo rm -r /var/log/mongodb
4.  sudo rm -r /var/lib/mong

設定開機自動啟動服務

1. sudo chkconfig mongod on 或者 sudo systemctl enable mongod