How To Install corosync-vqsim on CentOS 8

corosync-vqsim is The Corosync Cluster Engine - Votequorum Simulator

Introduction

In this tutorial we learn how to install corosync-vqsim on CentOS 8.

What is corosync-vqsim

A command-line simulator for the corosync votequorum subsystem. It uses the same code as the corosync quorum system but forks them into subprocesses to simulate nodes. Nodes can be added and removed as well as partitioned (to simulate network splits)

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

Install corosync-vqsim 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 corosync-vqsim using dnf by running the following command:

sudo dnf -y install corosync-vqsim

Install corosync-vqsim 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 corosync-vqsim using yum by running the following command:

sudo yum -y install corosync-vqsim

How To Uninstall corosync-vqsim on CentOS 8

To uninstall only the corosync-vqsim package we can use the following command:

sudo dnf remove corosync-vqsim

corosync-vqsim Package Contents on CentOS 8

/usr/bin/corosync-vqsim
/usr/lib/.build-id
/usr/lib/.build-id/46
/usr/lib/.build-id/46/601e10cf424c70a80f0d6f9523d029e8246b81
/usr/share/doc/corosync-vqsim
/usr/share/doc/corosync-vqsim/LICENSE
/usr/share/man/man8/corosync-vqsim.8.gz
/usr/bin/corosync-vqsim
/usr/lib/.build-id
/usr/lib/.build-id/a5
/usr/lib/.build-id/a5/bcfbb7146cc94913f618849671a3674f6721be
/usr/share/doc/corosync-vqsim
/usr/share/doc/corosync-vqsim/LICENSE
/usr/share/man/man8/corosync-vqsim.8.gz

References

Summary

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