How To Install nss-updatedb on Ubuntu 20.04
Introduction
In this tutorial we learn how to install nss-updatedb
on Ubuntu 20.04.
What is nss-updatedb
nss-updatedb is:
This package contains a script, nss_updatedb, which can be used to maintain local caches of user and group directories. These can then be used by the DB Name Service Switch module (libnss-db) to provide name service when the system is offline.
These tools are designed to work with libpam-ldap and libnss-ldap.
There are three methods to install nss-updatedb
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 nss-updatedb Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install nss-updatedb
using apt-get
by running the following command:
sudo apt-get -y install nss-updatedb
Install nss-updatedb Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install nss-updatedb
using apt
by running the following command:
sudo apt -y install nss-updatedb
Install nss-updatedb 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 nss-updatedb
using aptitude
by running the following command:
sudo aptitude -y install nss-updatedb
How To Uninstall nss-updatedb on Ubuntu 20.04
To uninstall only the nss-updatedb
package we can use the following command:
sudo apt-get remove nss-updatedb
Uninstall nss-updatedb And Its Dependencies
To uninstall nss-updatedb
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove nss-updatedb
Remove nss-updatedb Configurations and Data
To remove nss-updatedb
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge nss-updatedb
Remove nss-updatedb configuration, data, and all of its dependencies
We can use the following command to remove nss-updatedb
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge nss-updatedb
References
Summary
In this tutorial we learn how to install nss-updatedb
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.