How To Install lttng-ust on CentOS 7

In this tutorial we learn how to install lttng-ust on CentOS 7. lttng-ust is LTTng Userspace Tracer library

Introduction

In this tutorial we learn how to install lttng-ust on CentOS 7.

What is lttng-ust

This library may be used by user space applications to generate tracepoints using LTTng.

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

Install lttng-ust on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install lttng-ust using yum by running the following command:

sudo yum -y install lttng-ust

Install lttng-ust 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 lttng-ust using dnf by running the following command:

sudo dnf -y install lttng-ust

How To Uninstall lttng-ust on CentOS 7

To uninstall only the lttng-ust package we can use the following command:

sudo dnf remove lttng-ust

References

Summary

In this tutorial we learn how to install lttng-ust on CentOS 7 using yum and dnf.