Linux automatically uses available memory to cache files and speed up system performance. This behaviour is both normal and efficient. However, during heavy workloads, performance testing, or troubleshooting, you may…
Category: Servers, Hosting & Email
How to Limit CPU and Memory Usage for a Process in Linux
November 15, 2025 / Servers, Hosting & EmailManaging CPU and memory usage is essential for maintaining system stability, especially on VPS and servers running multiple applications. Modern Linux distributions use systemd with cgroups v2 to enforce resource…
How to Repair a Corrupted MySQL Database
November 11, 2025 / MySQLSometimes, hardware problems, server breakdowns, or unplanned shutdowns can destroy MySQL databases. Database issues may result from some tables becoming illegible or inaccessible. For both beginners and system administrators, this…
How to Enable Directory Browsing in IIS
November 4, 2025 / Servers, Hosting & EmailWhen using Internet Information Services (IIS) to host websites on a Windows server, you might want to enable users to browse a directory’s contents in the absence of a default…
How to Install Redis on CentOS and Ubuntu
October 30, 2025 / Servers, Hosting & EmailRedis is an in-memory, encrypted data store that is frequently used for caching, message brokering, and enhancing application speed. Installing and turning on Redis on CentOS and Ubuntu systems is…
How to Fix “550 Relay Not Permitted” Error in Emails
October 25, 2025 / Servers, Hosting & EmailThe “550 Relay Not Permitted” error appears when your outgoing mail server cannot verify that you are authorised to send emails. This issue is mainly related to authentication or SMTP…
How to Enable Gzip Compression in Apache and Nginx
October 21, 2025 / Servers, Hosting & EmailGzip compression is a commonly used technique to reduce the size of files sent from your web server to a user’s browser. It compresses text-based resources such as HTML, CSS,…
How to Set Up a Custom Error Page (404, 500) in Apache/Nginx
October 18, 2025 / Servers, Hosting & EmailWhen a web page fails to load (e.g., 404 Not Found or 500 Internal Server Error), the server typically displays a generic error message. While functional, these default pages lack…
How to Redirect HTTP to HTTPS in Apache (Step-by-Step Guide)
October 14, 2025 / Servers, Hosting & EmailRedirecting HTTP traffic to HTTPS is a crucial step in protecting your website, securing user data, and maintaining a strong SEO ranking. This guide explains how to redirect HTTP to…
How to Switch Between Apache and Nginx on a Linux Server
October 11, 2025 / Servers, Hosting & EmailApache and Nginx are two of the most popular web servers used on Linux systems. Apache offers flexibility and easy configuration, while Nginx provides faster performance and efficient resource usage.…
How to Schedule Automatic Server Reboots Using Cron
October 9, 2025 / Servers, Hosting & EmailAutomating server reboots ensures your server stays fast, secure, and stable. By using cron jobs, you can schedule reboots at regular intervals without manual intervention. This guide walks you through…
How to Install MySQL on Linux Using the MySQL APT Repository
October 7, 2025 / MySQLMySQL is one of the most widely used open-source relational database management systems, running innumerable websites and applications. Installing MySQL using the official MySQL APT repository guarantees that you have…
How to Set Up and Manage a Python Virtual Environment on Your Hosting Server
October 4, 2025 / Servers, Hosting & EmailA Python virtual environment allows you to create isolated spaces for your Python projects, keeping dependencies separate and avoiding conflicts. This ensures your applications run smoothly on shared, VPS, or…
How to Configure Firewall Rules in Linux (UFW, firewalld, iptables)
October 2, 2025 / Servers, Hosting & EmailProper firewall configuration is critical for securing Linux servers, controlling network traffic, and preventing unauthorised access. Linux provides multiple tools like UFW, firewalld, and iptables; each is designed for different…