How to install mongodb
井民全, Jing, mqjing@gmail.com
1. FAQ
mongodb-org vs. mongodb:
mongodb-org: official package
mongodb: unofficial package provided by Ubuntu
2. Install
Ubuntu 20.04
wget -qO - https://www.mongodb.org/static/pgp/server-4.4.asc | sudo apt-key add -
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6
echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu focal/mongodb-org/4.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.4.list
sudo apt-get update
sudo apt-get install -y mongodb-org
|
3. Run
sudo systemctl start mongod # start mongodb sudo systemctl status mongod # check status sudo systemctl enable mongod # restart mongodb following a system reboot |

Fig. Check status.

Fig. Restart mongodb following a system reboot.
3.1. Directories
Data: /var/lib/mongodb
Log: /var/log/mongodb
3.2. Running User
mongodb
3.3. Configuration File
/etc/mongod.conf
4. Reference
https://docs.mongodb.com/manual/tutorial/install-mongodb-on-ubuntu/