How To Install pcp-webapp-blinkenlights on CentOS 7

In this tutorial we learn how to install pcp-webapp-blinkenlights on CentOS 7. pcp-webapp-blinkenlights is Blinking lights web application for Performance Co-Pilot (PCP)

Introduction

In this tutorial we learn how to install pcp-webapp-blinkenlights on CentOS 7.

What is pcp-webapp-blinkenlights

Demo web application showing traffic lights that change colour based on the periodic evaluation of performance metric expressions.

We can use yum or dnf to install pcp-webapp-blinkenlights on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install pcp-webapp-blinkenlights.

Install pcp-webapp-blinkenlights on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install pcp-webapp-blinkenlights using yum by running the following command:

sudo yum -y install pcp-webapp-blinkenlights

Install pcp-webapp-blinkenlights on CentOS 7 Using dnf

If you don’t have dnf installed you can install DNF on CentOS 7 first. Update yum database with dnf using the following command.

sudo dnf makecache

After updating yum database, We can install pcp-webapp-blinkenlights using dnf by running the following command:

sudo dnf -y install pcp-webapp-blinkenlights

How To Uninstall pcp-webapp-blinkenlights on CentOS 7

To uninstall only the pcp-webapp-blinkenlights package we can use the following command:

sudo dnf remove pcp-webapp-blinkenlights

References

Summary

In this tutorial we learn how to install pcp-webapp-blinkenlights on CentOS 7 using yum and dnf.