How To Install libapache2-mod-watchcat on Ubuntu 22.04
Introduction
In this tutorial we learn how to install libapache2-mod-watchcat
on Ubuntu 22.04.
What is libapache2-mod-watchcat
libapache2-mod-watchcat is:
A bug or malicious attacks to machine can lock up a process, leading to a deadlock or an unexpected condition. For example: an Apache httpd with mod_(php|perl|lua|your_preferred_script_language) running a bad script. When the monitored process locks up, the watchcat helps killing him. It is the best thing to do.
There are three methods to install libapache2-mod-watchcat
on Ubuntu 22.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install libapache2-mod-watchcat Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install libapache2-mod-watchcat
using apt-get
by running the following command:
sudo apt-get -y install libapache2-mod-watchcat
Install libapache2-mod-watchcat Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install libapache2-mod-watchcat
using apt
by running the following command:
sudo apt -y install libapache2-mod-watchcat
Install libapache2-mod-watchcat 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 libapache2-mod-watchcat
using aptitude
by running the following command:
sudo aptitude -y install libapache2-mod-watchcat
How To Uninstall libapache2-mod-watchcat on Ubuntu 22.04
To uninstall only the libapache2-mod-watchcat
package we can use the following command:
sudo apt-get remove libapache2-mod-watchcat
Uninstall libapache2-mod-watchcat And Its Dependencies
To uninstall libapache2-mod-watchcat
and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:
sudo apt-get -y autoremove libapache2-mod-watchcat
Remove libapache2-mod-watchcat Configurations and Data
To remove libapache2-mod-watchcat
configuration and data from Ubuntu 22.04 we can use the following command:
sudo apt-get -y purge libapache2-mod-watchcat
Remove libapache2-mod-watchcat configuration, data, and all of its dependencies
We can use the following command to remove libapache2-mod-watchcat
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libapache2-mod-watchcat
References
Summary
In this tutorial we learn how to install libapache2-mod-watchcat
package on Ubuntu 22.04 using different package management tools: apt
, apt-get
and aptitude
.