Technical Blog

Linux | Ubuntu | Debian | RHEL | Fedora | CentOS | Rocky

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The Complete Guide to Installing PHP 8 Version and Newer on Major Linux Distributions.

PHP is a widely-used open-source general-purpose scripting language that is especially suited for web development. Regularly updating to the latest PHP versions ensures access to new features, performance improvements, and the most recent security patches. PHP 8.1 and newer introduce significant enhancements, such as: This guide focuses on installing PHP...

Cloud | AWS | GCP | Azure and many more

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Creating a MediaWiki Site on AlmaLinux

MediaWiki is a powerful and versatile open-source platform known for powering some of the world’s largest collaborative websites, including Wikipedia. This comprehensive guide will provide a detailed procedure for creating your own MediaWiki site, covering installation, configuration, data population, and optimization strategies to make it a valuable resource. Part 1:...

Cloud | AWS | GCP | Azure and many more

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How to Fix AWS Control Tower has failed to decommission your landing zone.

Here is the error I got when decommissioning a legacy landing zone. It looks a bit like this: When you hit the RETRY button the error persists. Step 1 – Check CloudTrail for any obvious warnings I first checked AWS CloudTrail and found the entry that the delete was accepted,...

Cloud | AWS | GCP | Azure and many more / DataCenter / VMware

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Proxmox & KVM: The Rise of Open-Source Virtualization

Over the last 18 months, it’s been very evident that open-source virtualization is becoming very popular. Tools such as VirtualBox, and the native VM capabilities of Linux have made it very easy to consume Virtualization. One such trend is the rise of open-source virtualization, with platforms like Proxmox VE and...

What is VMware vSphere

Cloud | AWS | GCP | Azure and many more

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The Demise of VMware: How an Industry Titan Lost Its Way

VMware, once the undisputed king of virtualization, has seen its reign challenged in recent years. While the company basked in the glory of market dominance in the mid-2000s, a series of missteps and the controversial acquisition by Broadcom have left a cloud of uncertainty hanging over its future.  This article...

Amazon Web Services (AWS) / Cloud | AWS | GCP | Azure and many more

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How to Decommission an AWS Control Tower Landing Zone

This guide provides a detailed walkthrough of decommissioning an AWS Control Tower landing zone, based on the provided AWS documentation. The company I work for has migrated all our AWS cloud services to a new company Landing Zone. As a result, and after a 12-month migration process, I am ready...

Cloud | AWS | GCP | Azure and many more

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Mastering EC2 Launch: Troubleshooting Tips and Techniques

Amazon Elastic Compute Cloud (EC2) provides scalable computing capacity in the AWS cloud. Launching EC2 instances is fundamental to deploying applications and workloads on AWS. However, the launch process can sometimes encounter unexpected issues, preventing your instances from starting successfully. These issues can range from exceeding resource limits to encountering...

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