Linux Basics

How To View and Configure Linux Logs on Ubuntu, Debian, and CentOS — step-by-step Linux tutorial on Progressive Robot

How To View and Configure Linux Logs on Ubuntu, Debian, and CentOS

Linux and the applications that run on it can generate all different types of messages, which are recorded in various log files. Linux uses a set of configuration files, directories, programs, commands and daemons to create, store and recycle these log messages. Knowing where the system keeps its log files and how to make use of related commands can therefore help save valuable time during troubleshooting.

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Initial Server Setup with Rocky Linux 8 — step-by-step Linux tutorial on Progressive Robot

Initial Server Setup with Rocky Linux 8

When you first create a new Rocky Linux 8 server, there are a few configuration steps that you should take early on as part of the basic setup. This will increase the security and usability of your server and will give you a solid foundation for subsequent actions.

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Understanding Systemd Units and Unit Files — step-by-step Linux tutorial on Progressive Robot

Understanding Systemd Units and Unit Files

Increasingly, Linux distributions are adopting or planning to adopt the systemd init system. This powerful suite of software can manage many aspects of your server, from services to mounted devices and system states. In systemd, a unit refers to any resource that the…

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An Introduction to Networking Terminology, Interfaces, and Protocols — step-by-step Linux tutorial on Progressive Robot

An Introduction to Networking Terminology, Interfaces, and Protocols

A basic understanding of networking is important for anyone managing a server. Not only is it essential for getting your services online and running smoothly, it also gives you the insight to diagnose problems. This document will provide a basic overview of some common networking concepts. We will discuss basic terminology, common protocols, and the responsibilities and characteristics of the different layers of networking.

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Cómo configurar claves de SSH en Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Cómo configurar claves de SSH en Ubuntu 16.04

SSH, o shell seguro, es un protocolo cifrado que se usa para administrar servidores y comunicarse con ellos. Al trabajar con un servidor de Ubuntu, es probable que pase la mayor parte de su tiempo en una sesión de terminal conectada a su servidor a través de SSH. En esta…

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Как добавить пространство подкачки на Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Как добавить пространство подкачки на Ubuntu 18.04

Предыдущая версия данного обучающего руководства была написана Джастином Эллингвудом Один из наиболее простых способов предотвратить ошибки нехватки памяти в приложениях — добавить пространство подкачки на сервер. В…

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