Linux: extend a partition

Intro In this tutorial, I will explain how to extend a partition on Linux (Ubuntu). This type of operation is common when using virtual machines on Hyper-V for example or on VPS (Virtual Private Server). Before doing anything, you need to make a backup of the virtual machine or the data on it even before …

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Installing WEBMIN on Ubuntu

Presentation of Webmin WEBMIN is software that installs a web interface to administer a Linux server. Webmin allows: System administration Administration of server applications such as SSH, Postfix, Apache2 … Browse folders and files … Installation Installation of prerequisites sudo apt install perl libnet-ssleay-perl openssl libauthen-pam-perl libpam-runtime libio-pty-perl apt-show-versions python libwww-perl liblwp-protocol-https-perl Adding the GPG …

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Ubuntu: install a web server – NGINX / PHP / MariaDB

In this tutorial, we will see how to install and configure a server in Ubuntu with the following components: Nginx PHP MariaDB I’ll also explain how to put phpmyadmin to administer the MariaDB server and how to configure vhosts. In this tutorial, we will not use the official repositories of the distribution, but the repositories …

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CRON scheduled task that does not run

In this article, I will explain how to fix the issue of CRON spots not running on Linux. I have been facing this problem to set up a backup script for the site. Execute the command: This command should return you the list of scheduled tasks. Depending on the commands, the PATH variable for users …

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Log root SSH on Ubuntu/ Debian

SSH

By default, the connection with the root account is not possible because it does not have a password and the SSH server is configured so as not to allow connection with the root account. It happens that for some operation / installation the root account is required. In this tutorial, we will have how to …

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MariaDB : Access denied for user ‘root’@’localhost’

Just after installing MariaDB on Ubuntu / Debian, this error may appear if you try to connect with phpMyadmin. To solve / work around the problem, we will create another user with the same level of rights as root. 1. Open an SSH connection on the server. 2. Enter the following commands: 3. Restart the …

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Apache2 with PHP-FPM

PHP-FPM is another way to use PHP with Apache2, we forget the libmod-apache2-phpX. PHP-FPM is a variant of FAST-CGI. PHP-FPM has the advantage of no longer being embedded in Apache. So PHP is used / called when needed.(When an image is requested PHP does not need to be loaded). PHP-FPM installs PHP as a service …

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Centreon: installation, configuration and supervision of equipment

In this tutorial, we will see how to set up Centreon, which is a Linux (CentOS) monitoring solution. The points addressed are the following: Installation of the distribution by an ISO 1. Start on the ISO. 2. Select CENTOS language 1 and click on Continue 2. 3. Click INSTALLATION TYPE 1. 4. Choose option 1 …

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