tuna command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

tuna: command not found

or when using sudo you get the following error message

sudo: tuna: command not found

Solutions to tuna: command not found

How To Fix tuna: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu tuna is provided by tuna package.

tuna is:

Tuna is used to change the attributes of application and kernel threads, IRQs, CPUs, and CPU sockets. It can change scheduling policy, scheduler priority and processor affinity for processes and process threads. It can also change the processor affinity for interrupts, isolate CPUs, and spread threads or IRQs across CPUs.

To fix this problem, we can install more using the command below.

sudo apt-get -y install tuna

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install tuna.

sudo apt -y install tuna

Or if you have aptitude installed you can use the following command.

sudo aptitude install tuna

Summary

In this tutorial we learn how to fix tuna command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.