How To Install rktime on CentOS 8

rktime is Multi-zone time display utility

Introduction

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

What is rktime

A command-line utility which displays the time in multiple timezones in an easy-to-read way, using color to help indicate which locations are currently in business hours.

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

Install rktime 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 rktime using dnf by running the following command:

sudo dnf -y install rktime

Install rktime 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 rktime using yum by running the following command:

sudo yum -y install rktime

How To Uninstall rktime on CentOS 8

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

sudo dnf remove rktime

rktime Package Contents on CentOS 8

/usr/bin/rktime
/usr/share/doc/rktime
/usr/share/doc/rktime/rktime.conf.sample
/usr/share/man/man1/rktime.1.gz
/usr/share/man/man5/rktime.conf.5.gz

References

Summary

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