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 …
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 …
Install Kubernetes Cluster Using Kubeadm In RHEL, CentOS, AlmaLinux, Rocky Linux
In this article, we are going to learn about Kubernetes cluster installation using Kubeadm in RHEL 8, and its clones like AlmaLinux 8, CentOS 8, and Rocky Linux 8. Before …
Install Lighttpd with PHP and MariaDB on Rocky/AlmaLinux
Lighttpd is an open-source, high-performance, super-fast, flexible, and simple to configure secure web server that provides support for the broad technologies that include PHP, FastCGI, Auth, SSL, URL rewriting, reverse …
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 …
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 …
How to Setup Samba Server in RHEL, Rocky Linux and AlmaLinux
Sharing files is an essential part of server administration. It allows sharing of resources across the network which are needed by users to carry out their tasks. One of the …
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, …
[Solved] Error rpmdb damaged header in Fedora, RHEL
Today I tried to update all packages with sudo dnf –refresh upgrade command in my Fedora 35 desktop. During the package update, I encountered with this issue – error: rpmdb: …
How To Install Kubernetes Using Minikube In CentOS Linux
Introduction Kubernetes can be installed and configured in a variety of ways, including on personal computers, physical servers, virtual machines, and as a cloud service. We will learn how to …