Rocky Linux 8.4, codenamed Green Obsidian, is finally here! It was released on June 21, 2021, barely two months after the release of Rocky Linux 8.3 RC1 (Release Candidate 1) which is a beta version of the latest release. This is the first stable and production-ready release of Rocky Linux after months of intense research
How to Migrate from CentOS to Oracle Linux
With the shift in focus from CentOS project to CentOS Stream which will now serve as the upstream to RHEL, a few CentOS alternatives have been floated to replace CentOS 8. For while now CentOS has been widely used by small businesses and developers in server environments given that it provides the stability and reliability
How to Migrate from CentOS 8 to AlmaLinux 8.4
In our earlier guide, we walked you through the installation of AlmaLinux 8.4. If you have CentOS 8 installed, an automated migration script is available to help you migrate seamlessly to the latest version of AlmaLinux 8.4 without uninstalling and performing a fresh installation. In this guide, we will walk you through the migration of
How to Enable Remi Repository to Install Latest LAMP Stack
If you are a system administrator, a developer, or a DevOps engineer, chances are that at some point you’ve had to set up (or work with) a LAMP (Linux / Apache / MySQL or MariaDB / PHP) stack. The web and database servers, along with the well-known server-side language, are not available in their latest
How to Configure FirewallD in RHEL, CentOS and Fedora
Net-filter as we all know it’s a firewall in Linux. Firewalld is a dynamic daemon to manage firewalls with support for network zones. In the earlier version, RHEL & CentOS 6 we have been using iptables as a daemon for packet filtering framework. In RHEL/CentOS 7/8 and Fedora iptables interface is being replaced by firewalld.
How to Install CHEF Workstation in RHEL and CentOS 8/7
Chef is one of the popular configuration management tools, which is used to rapidly automate deployment, configurations, and management of the entire IT infrastructure environment. In the first part of this Chef series, we’ve explained Chef concepts, which consists of three important components: Chef Workstation, Chef Server & Chef Client/Node. In this article, you will
How to Install Terraform in Linux Distributions
In this article, we will discuss what Terraform is and how to install terraform on various Linux distributions using HashiCorp repositories. What is Terraform? Terraform is a popular cloud orchestration tool in the world of automation, which is used to deploy your infrastructure through the IAC (Infrastructure as code) approach. Terraform is built by Hashicorp
How to Speed Up Apache with Varnish Cache on CentOS 7
Varnish Cache (commonly known as Varnish), is an open-source, popular reverse-proxy HTTP accelerator intended for speeding up web servers. It is engineered for excessively utilized API endpoints and also for dynamic sites that serve massive-content and experience high-traffic. For Nginx: How to Install Varnish Cache for Nginx on CentOS 7 It basically helps to scale
How to Speed Up Nginx with Varnish Cache on CentOS 7
Varnish Cache (also referred to as Varnish) is an open-source, high-performance HTTP accelerator designed for speeding up web servers. In our last articles, we’ve explained how to setup Varnish Cache for Apache on CentOS 7 and CentOS 8. In this article, we will show you how to install and use Varnish Cache as a front-end
What is Automation and Configuration Management with CHEF – Part 1
Let’s take a simple scenario, you have 10 redhat servers where you have to create a ‘tecmint’ user in all the servers. The direct approach is, you need to login into each server and create the user with the useradd command. When the servers are 100s or 1000s, login into all servers one by one