How To Install vhostmd on CentOS 8

vhostmd is Virtualization host metrics daemon

Introduction

In this tutorial we learn how to install vhostmd on CentOS 8.

What is vhostmd

vhostmd provides a “metrics communication channel” between a host and its hosted virtual machines, allowing limited introspection of host resource usage from within virtual machines.

We can use yum or dnf to install vhostmd on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install vhostmd.

Install vhostmd on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

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

sudo dnf -y install vhostmd

Install vhostmd on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

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

sudo yum -y install vhostmd

How To Uninstall vhostmd on CentOS 8

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

sudo dnf remove vhostmd

vhostmd Package Contents on CentOS 8

/etc/vhostmd
/etc/vhostmd/vhostmd.conf
/etc/vhostmd/vhostmd.dtd
/usr/lib/.build-id
/usr/lib/.build-id/dc
/usr/lib/.build-id/dc/efd858f9039b55d63ec4a7970d24db00b06135
/usr/lib/systemd/system/vhostmd.service
/usr/sbin/vhostmd
/usr/share/doc/vhostmd
/usr/share/doc/vhostmd/AUTHORS
/usr/share/doc/vhostmd/COPYING
/usr/share/doc/vhostmd/ChangeLog
/usr/share/doc/vhostmd/README
/usr/share/doc/vhostmd/mdisk.xml
/usr/share/doc/vhostmd/metric.dtd
/usr/share/doc/vhostmd/vhostmd.dtd
/usr/share/doc/vhostmd/vhostmd.xml
/usr/share/man/man8/vhostmd.8.gz
/usr/share/vhostmd
/usr/share/vhostmd/scripts

References

Summary

In this tutorial we learn how to install vhostmd on CentOS 8 using yum and dnf.