1.yum安装
yum install -y mongodb-org
2.修改配置文件
vi /etc/mongod.conf
把bindIP改成 0.0.0.0所有的机器都可以访问
3. ：启动mogodb
systemctl start mongod.service
systemctl stop mongod.service //停止
systemctl restart mongod.service //重启
4.设置开机自启动
systemctl enable mongod
5.链接mongodb
mongo 127.0.0.1:27017
