Administration

Configuring NVLink on a VPS with Multi-GPU Setup NVLink, NVIDIA’s high-bandwidth GPU interconnect, revolutionizes multi-GPU workloads by enabling rapid memory sharing and data transfer, far surpassing PCIe limitations. For data scientists, ML engineers, or HPC users, NVLink can accelerate tasks like deep learning model training or large-scale simulations. For example, you could use NVLink with […]

GitLab is a powerful open-source DevOps platform used for managing Git repositories, CI/CD pipelines, code reviews, and more. It’s widely adopted by developers and teams to streamline software development and deployment. In this guide, you’ll learn how to install GitLab on an Ubuntu server. Prerequisites Before you begin, make sure you have the following: A […]

If you’re setting up a website, one common question is whether to use “www” in your domain — like www.example.com — or just go with the simpler example.com. The good news is: both will work. But choosing one and sticking with it improves server performance and overall stability of your hosting environment. What is “www”? […]

Supercharge Your Terminal with fzf Navigating sprawling file lists, digging through command histories, or managing complex Git repositories in a terminal can feel overwhelming—unless you have fzf, the lightning-fast fuzzy finder. Built in Go, fzf transforms how you interact with your command line, making tasks like finding files or switching Git branches a breeze. For […]

How to Find a Specific File by Content in Linux Whether you’re debugging a web application, auditing server logs, or tracking down a specific configuration on your ava.hosting VPS or dedicated server, searching files by content is a vital Linux skill. Tools like grep, find, ack, and ripgrep make it easy to locate strings or […]

How to Create and Edit Files Over SSH Secure Shell (SSH) offers a secure, encrypted way to manage remote servers, making file creation and editing a key skill for sysadmins and developers. This guide simplifies file management over SSH using command-line editors, with practical examples and tips for efficient server administration on AvaHost or similar […]

If your website suddenly stops loading, don’t panic.Unexpected downtime can happen for many reasons — from issues in the server environment to DNS misconfigurations, faulty scripts, or even browser-level caching. Fortunately, most of these issues can be identified and resolved in just a few minutes if you follow a clear troubleshooting process.This guide explains what […]

Creating a Custom Cron Job on Linux Automating routine tasks is essential in any robust system administration or web development workflow. Cron jobs provide a powerful, time-based job scheduler in Unix-like operating systems, allowing you to run scripts or commands automatically at scheduled intervals.  What Is a Cron Job? A cron job is a scheduled […]

How to Change Your Email Account Password Securely Regularly updating your email account password is a simple yet effective way to secure your data and prevent unauthorized access, whether you’re using shared hosting, a VPS, or a dedicated server with AvaHost. This guide outlines two easy methods to change your email password, with practical examples […]

How to Increase PHP Memory Limit for Your Website PHP’s memory_limit prevents scripts from overloading server resources, but modern websites like WordPress or Joomla often need more memory to avoid errors like “Allowed memory size exhausted.” This guide simplifies checking and increasing the PHP memory limit using AvaHost’s cPanel or other hosting setups, with practical […]