How to install Monit on Arch Linux

In this tutorial, we will be learning how to install Monit on Arch Linux.

Monit is a small open-source utility for managing and monitoring Unix systems. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations.

With Monit, systems status can be viewed directly from the command line, or via the native HTTP(s) webserver. It is able to do automatic maintenance, repair, and run meaningful causal actions in error situations.

Uses of Monit.

Monit can have many use cases because of its versatility. Let’s look at the following:

• Monit can be used to monitor files and directories, Monit monitor this system for any changes such as file timestamp, security changes or file size changes, etc.
• Monit acts proactively, whereby in case of an error in the system functionality, Monit can send an alert to inform that such a process wasn’t complete.
• Monit can be used to test programs and scripts such as cron jobs do. You can monitor and check the scripts you want to use in any scenario.
• We use Monit to monitor any daemon processes or any other process running on the localhost such as sshd, Nginx, or MySQL processes.
• Monit can be used to monitor general system functionality such as CPU and RAM usage.
• It can be used to monitor network connections on various servers because Monit has built-in tests for Internet protocols such as SMTP, and HTTP.

Install Monit on Arch Linux

1. Update system repositories.

The first thing, to begin with, is to update repositories in order to make them up to date.

sudo pacman -Syy

2. Install Monit in Arch Linux

To install Monit on Arch Linux we can use the following command pacman -S monit.

sudo pacman -S monit

You should be in a position to see the following from the terminal.

resolving dependencies...
looking for conflicting packages...

Packages (1) monit-5.32.0-1

Total Download Size:   0.35 MiB
Total Installed Size:  0.92 MiB

:: Proceed with installation? [Y/n] y
:: Retrieving packages...
 monit-5.32.0-1-x...   362.0 KiB  1466 KiB/s 00:00 [###################] 100%
(1/1) checking keys in keyring                     [###################] 100%
(1/1) checking package integrity                   [###################] 100%
(1/1) loading package files                        [###################] 100%
(1/1) checking for file conflicts                  [###################] 100%
(1/1) checking available disk space                [###################] 100%
:: Processing package changes...
(1/1) installing monit                             [###################] 100%
:: Running post-transaction hooks...
(1/2) Reloading system manager configuration...
(2/2) Arming ConditionNeedsUpdate...

3. Configuring Monit service

After the installation, we need to enable and start the services.

To enable Monit service use the following command.

sudo systemctl enable monit 

To start Monit service you the following command.

sudo systemctl start monit

To check the status of Monit, use the following command.

sudo systemctl status monit 

If you see the following status, then it is working perfectly.

● monit.service - Pro-active monitoring utility for unix systems
     Loaded: loaded (/usr/lib/systemd/system/monit.service; enabled; preset: di>
     Active: active (running) since Sat 2022-09-03 05:14:21 UTC; 11s ago
       Docs: man:monit(1)
             https://mmonit.com/wiki/Monit/HowTo
   Main PID: 408 (monit)
      Tasks: 2 (limit: 4690)
     Memory: 1.4M
        CPU: 16ms
     CGroup: /system.slice/monit.service
             └─408 /usr/bin/monit -I

Sep 03 05:14:21 localhost systemd[1]: Started Pro-active monitoring utility for>
Sep 03 05:14:21 localhost monit[408]:  New Monit id: 8f8a6e8053c2a85c3639baea87>
                                       Stored in '/root/.monit.id'
Sep 03 05:14:21 localhost monit[408]: Starting Monit 5.32.0 daemon with http in>
Sep 03 05:14:21 localhost monit[408]: 'localhost' Monit 5.32.0 started