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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

Anyone—from home users to large-network admins—can access enterprise-grade server management with Cockpit.
eight stones balancing

Install, configure, and run HAProxy to distribute network traffic across several web or application servers.
Business woman on laptop sitting in front of window

Cgroups manage resources per application rather than by the individual processes that make up an application.
Wratchet set tools

From central session recording through chroot support to Python API, sudo 1.9 offers many new features.
gears and lightbulb to represent innovation

These handy modules save time and hassle by automating many of your daily tasks, and they're easy to implement with a few commands.
People work on a computer server with devices

If your application isn't working—or you're just looking for more information—these 20 commands will come in handy.
People work on a computer server with devices

A sysadmin shares information and advice about putting Ansible into real-world use configuring computers on his network.
Magnifying glass on code

Use systemd-analyze to get insights and solve problems with Linux startup performance.