The atop
utility is an advanced system and process monitor for Linux that provides detailed information about system resource utilization. To install atop
on CentOS or Red Hat Enterprise Linux (RHEL), you can follow these steps:
- Add the EPEL repository:
atop
is not included in the default CentOS/RHEL repositories, so you’ll need to add the Extra Packages for Enterprise Linux (EPEL) repository to your system. To do this, run the following command:
sudo yum install epel-release
- Install
atop
: Once the EPEL repository has been added, you can installatop
by running the following command:
sudo yum install atop
- Start
atop
: To start theatop
utility, simply run the following command:
sudo atop
This will launch the atop
interface, which provides real-time information about system resource utilization, including CPU usage, memory usage, disk I/O, network usage, and process-level details.
Note: atop
is a powerful utility, and it can produce a lot of information. Be sure to familiarize yourself with its features and options before using it, as it can be overwhelming to new users.