Tag: CentOS
How to Fix Error: Failed to Download Metadata for Repo ‘AppStream’
If you, for one reason or the other, are still actively using CentOS 8, you might probably have encountered the following error when trying to update your system or simply install a package. “Error: Failed …
How to Install GLPI [IT Asset Management] Tool on RHEL Systems
GLPI is a French acronym for ‘Gestionnaire Libre de Parc Informatique‘ or simply ‘Free IT Equipment Manager‘ It’s an open-source IT asset Management, service Desk System, and issue tracking system written in PHP. GLPI is …
Top 8 YUM/DNF ThirdParty Repositories for RHEL-Based Linux
YUM (Yellowdog Updater Modified) is an open-source, widely used command-line and graphical-based package management tool for RPM (RedHat Package Manager) based Linux systems, including, but not limited to, Red Hat Enterprise Linux (RHEL), CentOS, Scientific …
Disable or Enable SSH Root Login and Limit SSH Access in Linux
Everyone knows that Linux systems come with root user access and by default, root access is enabled for the outside world. For security reasons, it’s not a good idea to have ssh root access enabled …
Install LXC (Linux Containers) in RHEL, Rocky & AlmaLinux
LXD is described as the next-generation container and virtual machine manager that offers an immersive for Linux systems running inside containers or as virtual machines. It provides images for an inordinate number of Linux distributions …
How to Set GRUB2 Password in RHEL, CentOS and Fedora Linux
GRand Unified Bootloader (GRUB) is a default bootloader in all Unix-like operating systems. As promised in our earlier article “How to reset a forgotten root password“, here we are going to review how to protect …
How to Setup MySQL Replication in RHEL, Rocky and AlmaLinux
Data replication is the process of copying your data across multiple servers to improve data availability and enhance the reliability and performance of an application. In MySQL replication, data is copied from a database from …
How to Disable Package Updates Using YUM/DNF in RHEL Linux
The DNF (Dandified Yum) is the next-generation version of the YUM (Yellowdog Updater, Modified), is an open-source default package manager for Red Hat-based Linux distributions, that is used for getting, installing, upgrading, removing, and querying …
How to Install MySQL 8.0 on RHEL/CentOS 8/7 and Fedora 35
MySQL is an open-source free relational database management system (RDBMS) released under GNU (General Public License). It is used to run multiple databases on any single server by providing multi-user access to each created database. …