lsmdev command not found

Introduction

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

lsmdev: command not found

or when using sudo you get the following error message

sudo: lsmdev: command not found

Solutions to lsmdev: command not found

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

In Ubuntu lsmdev is provided by mdevctl package.

mdevctl is:

mdevctl is a utility for managing and persisting devices in the mediated device framework of the Linux kernel. Mediated devices are sub-devices of a parent device (ex. a vGPU) which can be dynamically created and potentially used by drivers like vfio-mdev for assignment to virtual machines.

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

sudo apt-get -y install mdevctl

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

You can also use apt command to install mdevctl.

sudo apt -y install mdevctl

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

sudo aptitude install mdevctl

Summary

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