How To Install swatch on CentOS 8
Introduction
In this tutorial we learn how to install swatch on CentOS 8.
What is swatch
The Simple WATCHer is an automated monitoring tool that is capable of alerting system administrators of anything that matches the patterns described in the configuration file, whilst constantly searching logfiles using perl.
We can use yum or dnf to install swatch on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install swatch.
Install swatch 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 swatch using dnf by running the following command:
sudo dnf -y install swatch
Install swatch 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 swatch using yum by running the following command:
sudo yum -y install swatch
How To Uninstall swatch on CentOS 8
To uninstall only the swatch package we can use the following command:
sudo dnf remove swatch
swatch Package Contents on CentOS 8
/usr/bin/swatch
/usr/share/doc/swatch
/usr/share/doc/swatch/CHANGES
/usr/share/doc/swatch/COPYING
/usr/share/doc/swatch/COPYRIGHT
/usr/share/doc/swatch/KNOWN_BUGS
/usr/share/doc/swatch/README
/usr/share/doc/swatch/examples
/usr/share/doc/swatch/examples/SendMail.pm
/usr/share/doc/swatch/tools
/usr/share/doc/swatch/tools/reswatch
/usr/share/doc/swatch/tools/swatch_oldrc2newrc
/usr/share/man/man1/swatch.1.gz
/usr/share/man/man3/Swatch::Actions.3pm.gz
/usr/share/man/man3/Swatch::Threshold.3pm.gz
/usr/share/man/man3/Swatch::Throttle.3pm.gz
/usr/share/perl5/vendor_perl/Swatch
/usr/share/perl5/vendor_perl/Swatch/Actions.pm
/usr/share/perl5/vendor_perl/Swatch/Actions.pm.zombies
/usr/share/perl5/vendor_perl/Swatch/Threshold.pm
/usr/share/perl5/vendor_perl/Swatch/Throttle.pm
/usr/share/perl5/vendor_perl/auto/Swatch
/usr/share/perl5/vendor_perl/auto/Swatch/Actions
/usr/share/perl5/vendor_perl/auto/Swatch/Actions/autosplit.ix
References
Summary
In this tutorial we learn how to install swatch on CentOS 8 using yum and dnf.