Ubuntu 16.04 64位
Mongodb官网方法：
https://docs.mongodb.com/master/tutorial/install-mongodb-on-ubuntu/?_ga=1.149954486.1492975174.1483416410
Install MongoDB Community Edition（安装Mongodb）
1、Import the public key used by the package management system
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6
2、Create a list file for MongoDB
echo "deb [ arch=amd64,arm64 ] http://repo.mongodb.org/apt/ubuntu xenial/mongodb-org/3.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.4.list
3、Reload local package database
sudo apt-get update
4、Install the MongoDB packages
sudo apt-get install -y mongodb-org
5、Start MongoDB
sudo service mongod start
Uninstall MongoDB（卸载Mongodb）
1、Stop MongoDB.
sudo service mongod stop
2、Remove Packages.
sudo apt-get purge mongodb-org*
3、Remove Data Directories.
sudo rm -r /var/log/mongodb sudo rm -r /var/lib/mongodb
