In today’s threat landscape, relying on just a username and password is no longer sufficient to secure your Linux server. Two-Factor Authentication (2FA) adds an essential second layer of security, typically using a time-based one-time password (TOTP) that changes every 30 seconds. Here, we’ll walk you through setting up 2FA on your Linux server using […]
GitLab is a powerful web-based DevOps lifecycle tool that provides a Git repository manager with features like CI/CD, issue tracking, code reviews, and more. If you’re managing a small team or a personal project and want full control over your code, hosting GitLab on your own VPS (Virtual Private Server) is a great option. Here […]
One of the most important elements that can affect speed, responsiveness, and user experience when operating a website or application on a virtual private server (VPS) is your database server. A slow or poorly optimized database can lead to increased page load times, higher bounce rates, and unhappy users. This guide will walk you through […]
When measuring website performance, TTFB is one of the most important yet often overlooked metrics. It plays a crucial role in how fast your website loads, impacting user experience, SEO rankings, and even conversion rates. Here we discuss what TTFB is, why it matters, and how using VPS hosting can significantly reduce it. What is […]
Without a centralized system, managing logs from several servers and applications can be very difficult. The ELK Stack (Elasticsearch, Logstash, and Kibana) is a powerful suite of tools that simplifies log aggregation, analysis, and visualization. Here, we will walk you through setting up a centralized log management system using the ELK Stack. What is the […]
Learn how to install free AutoSSL using CertBot and Let’s Encrypt on a LOMP stack with OpenLiteSpeed. This RackNerd tutorial shows step-by-step how to secure your website with HTTPS.
Continuous Integration and Continuous Deployment (CI/CD) are essential practices in modern software development. Automating your workflows ensures consistent code quality, faster deployments, and reduced human error. GitLab Runner, a lightweight agent that executes CI/CD jobs, helps streamline this process. In this guide, we will walk you through setting up a CI/CD pipeline using GitLab Runner. […]
Learn how to instantly create a website using the Sitejet AI Website Generator inside cPanel. This RackNerd tutorial explains how to generate, customize, and publish a professional website in minutes using AI-powered tools.
In the world of IT infrastructure, monitoring server performance is crucial for ensuring reliability, efficiency, and security. Two of the most powerful open-source monitoring tools available today are Prometheus and Grafana. Together, they provide a comprehensive solution for collecting, storing, visualizing, and analyzing server metrics. This guide will explore their functionalities and show you how […]
Learn how to install WordPress with WordOps on Ubuntu in this step-by-step RackNerd tutorial. Deploy an optimized WordPress stack with SSL and caching in minutes.
