How To Install mdevctl on Fedora 34

mdevctl is Mediated device management and persistence utility A mediated device management utility for Linux

Introduction

In this tutorial we learn how to install mdevctl on Fedora 34.

What is `mdevctl`

mdevctl is a utility for managing and persisting devices in the mediated device 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. mdevctl 1.0.0 1.fc34 x86_64 670 k mdevctl-1.0.0-1.fc34.src.rpm updates A mediated device management utility for Linux https LGPLv2 mdevctl is a utility for managing and persisting devices in the mediated device 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.

We can use yum or dnf to install mdevctl on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install mdevctl.

Install mdevctl on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install mdevctl using dnf by running the following command:

sudo dnf -y install mdevctl

Install mdevctl on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install mdevctl using yum by running the following command:

sudo yum -y install mdevctl

How To Uninstall mdevctl on Fedora 34

To uninstall only the mdevctl package we can use the following command:

sudo dnf remove mdevctl

mdevctl Package Contents on Fedora 34

/etc/mdevctl.d
/usr/lib/.build-id
/usr/lib/.build-id/90
/usr/lib/.build-id/90/7122b43327a01a2cfa743ec92112e4babb838f
/usr/lib/udev/rules.d/60-mdevctl.rules
/usr/sbin/lsmdev
/usr/sbin/mdevctl
/usr/share/bash-completion/completions/lsmdev
/usr/share/bash-completion/completions/mdevctl
/usr/share/doc/mdevctl
/usr/share/doc/mdevctl/README.md
/usr/share/licenses/mdevctl
/usr/share/licenses/mdevctl/COPYING
/usr/share/man/man8/lsmdev.8.gz
/usr/share/man/man8/mdevctl.8.gz
/etc/mdevctl.d
/usr/lib/udev/rules.d/60-mdevctl.rules
/usr/sbin/lsmdev
/usr/sbin/mdevctl
/usr/share/doc/mdevctl
/usr/share/doc/mdevctl/README.md
/usr/share/licenses/mdevctl
/usr/share/licenses/mdevctl/COPYING
/usr/share/man/man8/lsmdev.8.gz
/usr/share/man/man8/mdevctl.8.gz

References

[mdevctl website](https://github.com/mdevctl/mdevctl https://crates.io/crates/mdevctl)

Summary

In this tutorial we learn how to install mdevctl on Fedora 34 using yum and dnf.