RunCloud Blog

When it comes to monitoring system resources on Linux, htop has been the go-to tool for many administrators and developers alike. Its simple interface and real-time metrics have made it a staple in the toolkit of those who prefer a comprehensive overview of their system’s performance. You might already know about htop, a great tool …

When managing your servers, you will often need to use the Secure Shell (SSH) protocol, but sometimes you might see a “Connection Refused” message. If so, then don’t worry, because in this post we will explain five ways to fix the SSH connection refused error – as well as answering some of the frequently asked questions …

Are you tired of seeing the DNS_PROBE_FINISHED_NXDOMAIN error appear when you’re just trying to surf the web? In this post, we will share helpful tips for troubleshooting the DNS_PROBE_FINISHED_NXDOMAIN error and discuss some easy fixes. But first, let’s learn more about this cryptic error and why it occurs. What is the DNS_PROBE_FINISHED_NXDOMAIN Error? The DNS_PROBE_FINISHED_NXDOMAIN error is a …

MariaDB and MySQL – which one should you choose in 2024? Both are widely used for different applications in web development, and so in this post we will provide a detailed analysis and comparison of both MySQL and MariaDB to help you decide which one is better suited for your needs. Let’s dive right in! …

Are you looking for a simple but thorough guide on how to set up a Ubuntu Mail Server? Look no further! Dive into our step-by-step guide on ‘How to Install Ubuntu Mail Server‘ and unlock the secrets to mastering your own email server today! In this post we will walk you through the steps of installing …

Do you want to download multiple files from a Linux server? Or maybe you want to store the logs to comply with regulations? In either case, you should compress the files into a RAR archive. In this post, we will show you how to create and extract RAR archives in Linux. But before we get …

If you’ve ever used a command line interface to access a computer, then you may have noticed a name at the start of each line – the system hostname: Have you ever wondered what it is, and why it’s there? If so then you’re in the right place. In this post, you will learn everything …

In this article we’ll be explaining what these terms mean, why they’re important, and answering a common question – how to list Linux users and groups in Ubuntu with the command prompt. It doesn’t take long once you’ve dived into Linux systems before you encounter words such as ‘root’ and ‘sudo’, which aren’t at first …

According to Stack Overflow Developer Survey 2023, Redis was one of the most admired databases. However, recent licensing changes have sparked an uproar in the open source community which might skew the results next year as people look at Redis alternatives. In this post, we will briefly cover what Redis is, and why in-memory databases …