In this guide, we discuss how to use Linux’s mdadm utility to manage RAID arrays and perform day-to-day administrative tasks. We cover how to start, stop, or remove RAID arrays, how to find information about both the RAID device and the underlying storage components, and how to adjust the RAID size and add spares to existing arrays.
Whether you’re adding more space for data or evaluating ways to optimize database performance, this tutorial will guide you through relocating MySQL’s data directory.
Here are some tips on how to optimize Nginx with PHP pools on an Ubuntu 13.04 VPS.
WordPress is a popular and powerful CMS (content management system) platform. Its popularity can bring unwanted attention in the form of malicious traffic specially targeted at a WordPress site.
Even with the growing popularity of cloud services, the need for running native applications still exists. In this tutorial, you’ll containerize Mozilla Thunderbird, an email client, using Docker. Afterwards, you’ll secure it and provide remote access using the Caddy web server.
Scaling web applications is the process by which a system administrator utilizes multiple servers to serve a single web application. Learn how to do it on your Ubuntu 12.10 cloud server.
In this tutorial, we will show you how to use Let’s Encrypt to obtain a free SSL certificate and use it with Nginx on Ubuntu 14.04. We will also show you how to automatically renew your SSL certificate. If you’re running a different web server, simply follow your web server’s documentation to learn how to use the certificate with your setup.
KeePass2 is a password management system that can be used to store and manage many complex passwords and in an easy to use database structure. In this guide, we’ll discuss how to use Nginx to securely serve your password database so that you can connect to it through a local KeePass2 application instance.
In this guide, you will build a Python application using the Flask microframework on Ubuntu 22.04. The majority of this tutorial is about how to set up the Gunicorn application server to run the application and how to configure Nginx to act as a front-end reverse proxy.
UFW, or Uncomplicated Firewall, is an interface to iptables that is geared towards simplifying the process of configuring a firewall. While iptables is a solid and flexible tool, it can be difficult for beginners to learn how to use it to properly configure a firewall. If you’re looking to get started securing your network, and you’re not sure which tool to use, UFW may be the right choice for you. This tutorial will show you how to set up a firewall with UFW on Ubuntu 16.04.
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