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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.

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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 1 comment
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
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
Calendar close up snapshot

Analyzing systemd calendar and timespans

Learn how systemd uses calendar time, timestamps, and timespans to control when things happen.
David Both (Correspondent) 20 Jul 2020
Team checklist

Use systemd timers instead of cronjobs

Timers provide finer-grained control of events than cronjobs.
David Both (Correspondent) 07 Jul 2020 9 comments
Alarm clocks with different time

Control your computer time and date with systemd

Keep your computer time in sync with NTP, Chrony, and systemd-timesyncd.
David Both (Correspondent) 02 Jun 2020

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