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Monitoring memory usage in Linux is crucial for optimizing system performance. This guide will walk you through essential commands to check memory usage, providing you with practical tips to keep your system running smoothly.
Changing the hostname in Linux is a simple yet essential task for managing network identity and system configuration. This guide walks you through the steps to change the hostname across various distributions like CentOS, Ubuntu, and Red Hat, ensuring you have the knowledge to keep your systems organized and conflict-free.
The cat command in Linux is one you’ll use frequently if you’re new to the operating system. Learning how to use the cat command in Linux can make all the difference, whether you’re a beginner trying to learn how to handle files or an experienced pro wanting to speed up your work. That being said, … Read more
Renaming files in Linux can be a breeze with the right tools and techniques. This guide covers everything from basic commands like ‘mv’ to advanced patterns with ‘rename’, ensuring you can efficiently manage your files. Whether you’re handling single files or bulk operations, our step-by-step instructions and real-life examples will help you master the process.
Choosing the best Linux distro for network admins is vital for optimizing performance, security, and efficiency. Dive into our comprehensive guide covering top distros like Ubuntu Server, CentOS, Debian, and more, with real-life examples and key features to help you make an informed decision.
Running a Linux disk speed test is crucial for maintaining optimal system performance. Learn about essential tools like hdparm, dd, fio, and ioping, and follow our detailed guide to check and improve disk performance. From step-by-step instructions to real-life examples, this article covers everything you need to ensure your Linux system runs smoothly and efficiently.
Setting up an SMTP server on Linux opens up a world of possibilities for managing your own email infrastructure. Whether you’re running Ubuntu, CentOS, or Debian, the process involves installing a mail transfer agent like Postfix, configuring it to suit your needs, and implementing crucial security measures. By taking control of your email setup, you gain the flexibility to customize your mail handling, potentially reduce costs, and enhance privacy. However, it’s not just about installation – proper configuration, regular maintenance, and staying on top of security updates are key to keeping your SMTP server running smoothly and securely in the long run.
Managing heavily trafficked websites and apps is a major difficulty in today’s digital world. The previous article introduced how to achieve load balancing by configuring Nginx reverse proxy, but Nginx reverse proxy may not be able to cope with large-scale traffic. becoming introduce HAProxy, a potent load balancing solution available under the open source license … Read more
Have you ever struggled with configuring SSL on your localhost Apache server? You are not alone. In this straightforward tutorial, we’ll lead you through each step of the process, from creating a self-signed certificate to configuring Apache and addressing common difficulties. Whether you’re an experienced developer or just starting out, you’ll learn why local SSL is important and how to build it successfully. Say goodbye to security alerts and welcome to a production-like environment on your own computer. Dive in and improve your development process now!
Explore the ongoing discussion surrounding Linux firewalls and the comparison between iptables and nftables. This guide provides a comprehensive comparison of the performance, syntax, and practical applications of both tools. Discover the optimal approach for network security, whether you prefer iptables or nftables, and master the art of optimization.