In this hands-on lab, we will install an RPM package on a CentOS7 system. On rpm-based Linux distributions, we can install rpm packages using the `rpm` command.
This gives us the hands on experience of installing and removing rpm packages directly, without the use of a more comprehensive package manager like yum.
Learning Objectives
Successfully complete this lab by achieving the following learning objectives:
- Install the `htop` RPM Package
- The
htopRPM package is located in thecloud_userhome directory. In order to install the package, we need to elevate our permissions using sudo. If you don’t see the rpm file, wait a minute and re-run thelscommand. Run the following command to elevate permissions and install the RPM package (Disregard the NOKEY warning):
Use the following command to install the package:
sudo rpm -i htop-2.2.0-3.el7.x86_64.rpm
- The
- Run the `htop` Application
- Now that
htopis installed, we can run it with thehtopcommand.htopThis utility shows us system load and running processes.
- We can exit the application by pressing the
Qkey.
- Now that
- Remove the `htop` Package
- Use RPM to remove the
htoppackage.sudo rpm -e htop - Try re-running the htop command to verify it is uninstalled.
htop
- Use RPM to remove the
