irqbalance-ui command not found

Introduction

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

irqbalance-ui: command not found

or when using sudo you get the following error message

sudo: irqbalance-ui: command not found

Solutions to irqbalance-ui: command not found

How To Fix irqbalance-ui: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu irqbalance-ui is provided by irqbalance package.

irqbalance is:

Daemon to balance interrupts across multiple CPUs, which can lead to better performance and IO balance on SMP systems. This package is especially useful on systems with multi-core processors, as interrupts will typically only be serviced by the first core.

Note: irqbalance is not useful if you don’t have more than one CPU core.

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

sudo apt-get -y install irqbalance

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

You can also use apt command to install irqbalance.

sudo apt -y install irqbalance

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

sudo aptitude install irqbalance

Summary

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