Introduction
In this tutorial we learn how to install atop on CentOS 8.
What is atop
An advanced interactive monitor for Linux-systems to view the load on system-level and process-level. The command atop has some major advantages compared to other performance-monitors – Resource consumption by all processes – Utilization of all relevant resources – Permanent logging of resource utilization – Highlight critical resources – Watch activity only – Watch deviations only – Accumulated process activity per user – Accumulated process activity per program For more informations The package does not make use of the patches available at http
We can use yum or dnf to install atop on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install atop.
Install atop on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install atop using dnf by running the following command:
sudo dnf -y install atop
Install atop on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install atop using yum by running the following command:
sudo yum -y install atop
How To Uninstall atop on CentOS 8
To uninstall only the atop package we can use the following command:
sudo dnf remove atop
atop Package Contents on CentOS 8
/etc/sysconfig/atop
/usr/bin/atop
/usr/bin/atopconvert
/usr/bin/atopd
/usr/bin/atopsar
/usr/lib/.build-id
/usr/lib/.build-id/68
/usr/lib/.build-id/68/f6f60d11a619c10f1f60fd3980453b9e57c322
/usr/lib/.build-id/6e
/usr/lib/.build-id/6e/6d842f07732f30939b8688246ca50cd1549f04
/usr/lib/.build-id/ac
/usr/lib/.build-id/ac/5950cd9b1d4b58a5e02d096a9292113d1b8942
/usr/lib/systemd/system/atop-rotate.service
/usr/lib/systemd/system/atop-rotate.timer
/usr/lib/systemd/system/atop.service
/usr/lib/systemd/system/atopacct.service
/usr/lib/systemd/system/atopgpu.service
/usr/sbin/atopacctd
/usr/sbin/atopgpud
/usr/share/atop/atop.daily
/usr/share/doc/atop
/usr/share/doc/atop/AUTHOR
/usr/share/doc/atop/COPYING
/usr/share/doc/atop/README
/usr/share/man/man1/atop.1.gz
/usr/share/man/man1/atopsar.1.gz
/var/log/atop
References
Summary
In this tutorial we learn how to install atop on CentOS 8 using yum and dnf.
