If you’re a systems administrator, you know the importance of log files. Without those crucial bits of saved information, you might not know where to start troubleshooting issues on your servers. With that information on hand, you are empowered to not only troubleshoot but better optimize your servers for the task at hand. This guide, ...

Unless you’ve been using Linux distributions that intentionally replace systemd for another initialization system, you’ve worked with this tool. But have you really? If you haven’t spent time diving into how to properly use systemd on your Linux operating systems, you might be missing out on some very helpful features. This TechRepublic Premium guide, created ...

No matter your Linux system, be it desktop or server, there will be quite a large number of processes running at any given time. Hopefully those processes are all running as expected. But if not, this article, written by Jack Wallen for TechRepublic Premium, has some tips to get your processes running smoothly again including ...

If you’re an administrator of systems, no matter the platform, you know that it’s only a matter of time before you find yourself having to troubleshoot any given problem. Sometimes the problems are really simple, so the troubleshooting is quick and painless. On other occasions, however, the problems are considerably more challenging. When those troublesome ...

At some point in your Linux admin career, you will need to deploy a database server. This server might help power a content management system or a human resources platform. No matter what it’s used for, it’s important you know how to be prepared and know how to get the database server up and running. ...

If you’re a developer, especially one who plans on working with a team on a project, chances are pretty good you’re going to need to use Git. This TechRepublic Premium guide, created by Jack Wallen, will walk you through the process of installing and using Git as a version control system. The guide will also ...

Just because a piece of software is open source doesn’t mean there’s no support available. In fact, open-source software has plenty of available support… it’s sometimes just not in the form you’re accustomed to. This guide, written by Jack Wallen for TechRepublic Premium, looks at some of the available options for Linux. Featured text from ...

For anyone who’s considering Debian as a server option, if you’ve used Ubuntu Server, you already have a leg up on making the transition. But don’t think once you’ve installed Debian that you’re ready to send it into development or production. There are a few steps you need to take to ensure the distribution is ...

Once you get Oracle Linux up and running, what are your next steps? Can you just dive right in and deploy it to production? You could, but you’d be much better served to take a few quick steps before doing so. This TechRepublic Premium guide, written by Jack Wallen, takes a look at what those ...

From the beginning, Linux has made it possible for admins and users to get fairly granular with file and folder permissions. From the user perspective, it’s simple: If you created a file, you own it and have permission to read or write to the file. But that doesn’t always apply to the ability to execute ...

When it comes to Linux and installing software via the package manager, you can always ensure the system will be aware of the package, updates are easily applied and systems can always be repaired (should they go awry). In this guide, Jack Wallen writing for TechRepublic Premium, explains how to make the most out of ...

If you use Linux, chances are pretty good you use Bash. But what is it? In this guide, written by Jack Wallen for TechRepublic Premium, learn about Bourne-Again SHell, and why it is a useful tool for Linux administrators. The download explains how to create aliases and functions, customize your Bash prompt, and more. Featured ...

You might be new to the role of administrator. Or, you might be new to the world of IT, servers, networks and data. Either way, there’s one tool that you must get to know because one day it could save your company, your data and maybe even your job. The tool in question makes it ...

Find out the latest news from Red Hat Summit 2024, held at the Denver Colorado Convention Center. The enterprise open source event ran from May 6-9 and our contributing writer Adrian Bridgwater attended in person. In this TechRepublic Premium feature, read about the expansion of Red Hat Lightspeed, how generative AI meets hybrid cloud, ambitions ...

Linux is a powerful platform, one that enterprise businesses of all kinds have grown to depend on. Jack Wallen, writing for TechRepublic Premium, looks at some of the best practices admins should be applying to all of their Linux deployments. Featured text from the guide: Updates One of the single most important things you can ...