How To Install numactl on Ubuntu 18.04
Introduction
In this tutorial we learn how to install numactl on Ubuntu 18.04.
What is numactl
numactl is:
numactl runs processes with a specific NUMA (Non-Uniform Memory Architecture) scheduling or memory placement policy. In addition it can set persistent policy for shared memory segments or files.
There are three methods to install numactl on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install numactl Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install numactl using apt-get by running the following command:
sudo apt-get -y install numactl
Install numactl Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install numactl using apt by running the following command:
sudo apt -y install numactl
Install numactl 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 numactl using aptitude by running the following command:
sudo aptitude -y install numactl
How To Uninstall numactl on Ubuntu 18.04
To uninstall only the numactl package we can use the following command:
sudo apt-get remove numactl
Uninstall numactl And Its Dependencies
To uninstall numactl and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove numactl
Remove numactl Configurations and Data
To remove numactl configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge numactl
Remove numactl configuration, data, and all of its dependencies
We can use the following command to remove numactl configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge numactl
References
Summary
In this tutorial we learn how to install numactl package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.