How To Install rr on Ubuntu 18.04
Introduction
In this tutorial we learn how to install rr on Ubuntu 18.04.
What is rr
rr is:
rr allows application executions to be recorded and then replayed with gdb as many times as desired.
This allows intermittent, or complex to reproduce, bugs to be captured and then debugged at leisure. Replays are deterministic, always identical from one run to another.
rr is incompatible with ptrace hardening, and currently only supports Intel CPUs with Nehalem or later microarchitectures.
There are three methods to install rr 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 rr Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install rr using apt-get by running the following command:
sudo apt-get -y install rr
Install rr Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install rr using apt by running the following command:
sudo apt -y install rr
Install rr 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 rr using aptitude by running the following command:
sudo aptitude -y install rr
How To Uninstall rr on Ubuntu 18.04
To uninstall only the rr package we can use the following command:
sudo apt-get remove rr
Uninstall rr And Its Dependencies
To uninstall rr and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove rr
Remove rr Configurations and Data
To remove rr configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge rr
Remove rr configuration, data, and all of its dependencies
We can use the following command to remove rr configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge rr
References
Summary
In this tutorial we learn how to install rr package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
