How To Install liblttng-ust-ctl4 on Ubuntu 18.04
Introduction
In this tutorial we learn how to install liblttng-ust-ctl4
on Ubuntu 18.04.
What is liblttng-ust-ctl4
liblttng-ust-ctl4 is:
The userspace tracer is designed to provide detailed information about userspace activity. Like the kernel tracer, performance is the main goal. Tracing does not require system calls or traps. UST instrumentation points may be added in any userspace code including signal handlers and libraries.
This package contains a library to control tracing in other processes. Used by lttng-tools.
There are three methods to install liblttng-ust-ctl4
on Ubuntu 18.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install liblttng-ust-ctl4 Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install liblttng-ust-ctl4
using apt-get
by running the following command:
sudo apt-get -y install liblttng-ust-ctl4
Install liblttng-ust-ctl4 Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install liblttng-ust-ctl4
using apt
by running the following command:
sudo apt -y install liblttng-ust-ctl4
Install liblttng-ust-ctl4 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install liblttng-ust-ctl4
using aptitude
by running the following command:
sudo aptitude -y install liblttng-ust-ctl4
How To Uninstall liblttng-ust-ctl4 on Ubuntu 18.04
To uninstall only the liblttng-ust-ctl4
package we can use the following command:
sudo apt-get remove liblttng-ust-ctl4
Uninstall liblttng-ust-ctl4 And Its Dependencies
To uninstall liblttng-ust-ctl4
and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove liblttng-ust-ctl4
Remove liblttng-ust-ctl4 Configurations and Data
To remove liblttng-ust-ctl4
configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge liblttng-ust-ctl4
Remove liblttng-ust-ctl4 configuration, data, and all of its dependencies
We can use the following command to remove liblttng-ust-ctl4
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge liblttng-ust-ctl4
References
Summary
In this tutorial we learn how to install liblttng-ust-ctl4
package on Ubuntu 18.04 using different package management tools: apt
, apt-get
and aptitude
.