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Sysadmins are the unsung heroes of the technology world. The Opensource.com sysadmin article collection includes open source tools for admins, career-related advice, and handy how-to's.

People work on a computer server with devices

My first day using Ansible

A sysadmin shares information and advice about putting Ansible into real-world use configuring computers on his network.
David Both (Correspondent) 13 Oct 2020 1 comment
Magnifying glass on code

Analyze Linux startup performance

Use systemd-analyze to get insights and solve problems with Linux startup performance.
David Both (Correspondent) 16 Sep 2020 4 comments
Wratchet set tools

Using systemd journals to troubleshoot transient problems

Find the root cause of hard-to-repeat errors by diving into your system journals.
David Both (Correspondent) 20 Aug 2020
failure sign at a party, celebrating failure

Why making mistakes makes me a better sysadmin

The trick is to not make the same mistake twice.
Ben Cotton (Red Hat) 02 Aug 2020 2 comments
Note taking hand writing

Monitor systemd journals via email

Get a daily email with noteworthy output from your systemd journals with journal-brief.
Kevin P. Fleming 30 Jul 2020 2 comments
People work on a computer server with devices

10 cheat sheets for Linux sysadmins

These quick reference guides make sysadmins' lives and daily tasks significantly easier, and they're all freely available.
Seth Kenlon (Red Hat) 30 Jul 2020
open source button on keyboard

4 ways I contribute to open source as a Linux systems administrator

You don't have to be a coder to make valuable contributions to the open source community; here are some other important roles you can fill as a sysadmin.
Elizabeth K. Joseph 30 Jul 2020
Business woman on laptop sitting in front of window

Manage network connections from the Linux command line with nmcli

Tap into the power of the NetworkManager tool directly from the Linux command line with nmcli.
Dave McKay 21 Jul 2020 1 comment

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