How To Install systemd-timesyncd on Ubuntu 20.04
Introduction
In this tutorial we learn how to install systemd-timesyncd on Ubuntu 20.04.
What is systemd-timesyncd
systemd-timesyncd is:
The package contains the systemd-timesyncd system service that may be used to synchronize the local system clock with a remote Network Time Protocol server. Task: minimal, ubuntu-core
Package: systemd-timesyncd Architecture: amd64 Version: 245.4-4ubuntu3 Multi-Arch: foreign Priority: important Section: admin Source: systemd Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian systemd Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 235 Provides: time-daemon Depends: libc6 (>= 2.29), systemd (= 245.4-4ubuntu3), adduser Conflicts: time-daemon Breaks: systemd (« 245.4-2~) Replaces: systemd (« 245.4-2~), time-daemon Filename: pool/main/s/systemd/systemd-timesyncd_245.4-4ubuntu3_amd64.deb Size: 27948 MD5sum: bd806691b11206bb63948fed93705c52 SHA1: 671cc634544beb382ba052e0c745d8b2b7c24537 SHA256: c10398a78cda44bb306cee4df5aa4d7ada20b023105f58e341727293fba836b2 Homepage: https://www.freedesktop.org/wiki/Software/systemd Description-en: minimalistic service to synchronize local time with NTP servers The package contains the systemd-timesyncd system service that may be used to synchronize the local system clock with a remote Network Time Protocol server. Task: minimal, ubuntu-core
There are three methods to install systemd-timesyncd on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install systemd-timesyncd Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install systemd-timesyncd using apt-get by running the following command:
sudo apt-get -y install systemd-timesyncd
Install systemd-timesyncd Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install systemd-timesyncd using apt by running the following command:
sudo apt -y install systemd-timesyncd
Install systemd-timesyncd Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install systemd-timesyncd using aptitude by running the following command:
sudo aptitude -y install systemd-timesyncd
How To Uninstall systemd-timesyncd on Ubuntu 20.04
To uninstall only the systemd-timesyncd package we can use the following command:
sudo apt-get remove systemd-timesyncd
Uninstall systemd-timesyncd And Its Dependencies
To uninstall systemd-timesyncd and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove systemd-timesyncd
Remove systemd-timesyncd Configurations and Data
To remove systemd-timesyncd configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge systemd-timesyncd
Remove systemd-timesyncd configuration, data, and all of its dependencies
We can use the following command to remove systemd-timesyncd configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge systemd-timesyncd
References
Summary
In this tutorial we learn how to install systemd-timesyncd package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.
