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How to Resolve nftables Loading Errors Caused by iptables-nft on AlmaLinux 9

Introduction As modern Linux distributions transition from iptables to nftables, some compatibility issues are beginning to emerge—particularly for those using iptables-nft, the translation layer between old iptables syntax and nftables. If you’re running AlmaLinux 9 or CloudLinux 9 and have followed steps to install iptables on AlmaLinux 9, you may encounter errors when starting the nftables service. This issue typically manifests with the following error: This error prevents the nftables firewall from loading stored rules,

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Jishnu V October 16, 2025

How to Install Yii Framework on Ubuntu Using Apache

Yii is a modern, high-performance PHP framework that makes developing web applications faster and more secure. With its elegant MVC architecture, built-in tools, and extensive features, Yii is a popular choice for both small and large projects. In this guide, we’ll walk you through How to install Yii Framework on Ubuntu and running it with Apache in just a few simple steps. Step 1: Update Your System Before starting, make sure your system packages are

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Sourav AJ October 13, 2025

How to Install PrestaShop 8.1.6 on Ubuntu 24.04

 Update Your System Start by updating all packages:  Install Apache Web Server To verify it’s running:  Install MySQL (or MariaDB) Install MySQL server: apt install mysql-server -y Now log in and create your PrestaShop database and user: Inside the MySQL shell, run:  Install PHP 8.1 and Required Extensions Ubuntu 24.04 ships with PHP 8.3, but PrestaShop only supports up to PHP 8.1.  Add the PHP 8.1 PPA: Install PHP 8.1 modules: Set PHP 8.1 as

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Sajna VM October 10, 2025

How to Install and Configure Prometheus on Ubuntu for System Monitoring

Introduction Prometheus is a powerful open-source monitoring system designed for collecting metrics from targets, storing them efficiently, and allowing users to query and analyze them in real time. In this blog we’ll learn how to install Prometheus on Ubuntu server, which will serve as the monitoring server. Step 1: Download and Install Prometheus Download the latest stable Prometheus release: Replace the version number with the latest one if needed. Extract the tarball: Remove the archive

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Jishnu V October 10, 2025

How to Setup Podman on AlmaLinux 9

Introduction Containers have become a foundational tool in modern software development and deployment. Podman (short for pod manager) is an open source tool for developing, managing, and running containers. Developed by Red Hat engineers along with the open source community, Podman manages the entire container ecosystem using the libpod library. In this blog, we will go through the podman installation on AlmaLinux 9 and use it to run containers — including mounting custom volumes —

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Merin John September 30, 2025

How to Migrate an RDS Instance Between AWS Accounts

Sometimes you may need to migrate an RDS instance from one AWS account to another — for example, when consolidating accounts or setting up environments for a new team. AWS makes this possible through RDS Snapshots. In this blog, we are going to discuss how to migrate an RDS instance from one AWS account to another and the best way to Migrate RDS from one account to another. Steps to Migrate RDS Between AWS Accounts

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Sourav AJ September 30, 2025

Setting Up the ELK Stack (Elasticsearch, Logstash, Kibana) on AlmaLinux 9

Introduction Having a centralized logging system IS critical for diagnosing issues, monitoring performance, and responding to security events in today’s systems. The ELK Stack—Elasticsearch, Logstash, and Kibana—offers a powerful suite for ingesting, analyzing, and visualizing log data. This blog helps you in Setting up ELK Stack on AlmaLinux 9, so you can collect logs from multiple sources and analyze them through a unified dashboard. Prerequisites Before you begin, make sure you have: Once your environment

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Merin John September 27, 2025

How to Migrate EC2 Instance Between AWS Accounts

Migrating an EC2 instance from one AWS account to another is a common scenario when consolidating environments, transferring workloads, or working with multiple clients. One of the simplest methods to migrate EC2 instance to another account is using AMIs (Amazon Machine Images). In this blog, we are going to discuss how to migrate an EC2 instance from one AWS account to another using AMI. Steps to Migrate an EC2 Instance Between Accounts: 1. Create an

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Sourav AJ September 26, 2025

How to Install Terraform

How to Install Terraform Install Terraform CLI Project Structure terraform-aws-ec2/ ├── main.tf ├── variables.tf main.tf variables.tf  Here, the provider tells Terraform that you’re working with AWS as your cloud provider. resource defines a resource block that tells Terraform to create an EC2 instance. variable.tf file  is used to define input variables, making your config reusable and configurable. Running Terraform Initialize the project Initializes plugins/providers and backend. Plan the changes Shows what Terraform intends to do.

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Sajna VM September 25, 2025

How to Create a RAID 6 Array on Linux

When you’re managing critical data, redundancy is non-negotiable. RAID 6 Array on Linux is a powerful solution that offers fault tolerance and ample usable storage. The process of creating a RAID 6 array using mdadm on a Linux system is described below. What is RAID 6? RAID 6 (Redundant Array of Independent Disks, level 6) stripes data across multiple drives while also storing two parity blocks per stripe. This allows the array to survive two

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Jishnu V September 24, 2025
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