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1

Introduction to the BtrFS Filesystem

January 5, 2026December 25, 2025
2

Quick Tip for umount

January 3, 2026December 31, 2025
3

The Truth About Disk Fragmentation

January 2, 2026December 24, 2025
4

Prognostications for 2026

January 1, 2026December 24, 2025
5

Version Control Is Not Just for Code

December 31, 2025December 24, 2025
6

Counting files and words from the command line

December 30, 2025December 22, 2025
7

Behind the Badge: Community, Process, and Care in Open Source Exams

December 29, 2025December 21, 2025
8

Edit text with this Emacs-like editor

December 27, 2025December 16, 2025
9

Automate tasks with FreeDOS BAT files

December 26, 2025December 16, 2025
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Tag: Kernel

Kernel Linux

The joy of a modular kernel

What is a modular kernel? Modern modular kernels use a relatively small core that contains only the bare minimum code required to get a computer...

David Both
December 27, 2024December 23, 2024
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Kernel Linux Opinion

Do I really need to know how to compile the Linux kernel?

Most lists of things we do to learn Linux ignore the bits you don’t really need to do. Here is one I can suggest you...

David Both
September 24, 2024September 24, 2024
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Boot Linux

An introduction to the Linux boot and startup processes with GPT and GRUB2

Ever wondered what it takes to get your system ready to run applications? Here’s what is going on under the hood.

David Both
April 9, 2024July 10, 2025
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Linux

How to tune the Linux kernel with the /proc filesystem

Image by David Both: CC-by-SA 4. The Linux kernel is a tunable marvel that allows you to make changes to its parameters while it is...

David Both
December 18, 2023February 23, 2024
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Random Quote

Machines should work; people should think.

— IBM’s Pollyanna principle.

End of 10...

  • End of 10…

Links: Humor

  • Linux: A true story

Links: Interesting info

  • Replace Kubernetes with systemd

Links: Linux

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Links: Moving to Linux

  • 7 Reasons Fedora Might Be a Better Windows Replacement Than Linux Mint
  • 7 Reasons Why Windows Users Avoid Linux (Which Aren’t True Anymore)
  • Best Linux distros to try before Windows 10 support ends
  • How to switch your Windows 10 PC to Linux Mint – for free
  • I replaced my entire Microsoft Office subscription with free open-source apps
  • Isn’t It Time to Switch to Linux? 12 Reasons to Abandon Windows
  • KDE for W10 Exiles
  • Linux: A true story
  • Why Denmark is dumping Microsoft Office and Windows for LibreOffice and Linux
  • Why I Switched to Linux From Windows

Links: Open Source Software

  • GIMP
  • I replaced my entire Microsoft Office subscription with free open-source apps
  • LibreOffice

“systemd for SysAdmins” Now Available

May 13,2025

My latest book — a #1 New Release on Amazon — “systemd for Linux  SysAdmins” is now available from my publisher, Apress, and on Amazon.

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Our partner site, Technically We Write, has published a number of articles from several contributors to Both.org. Check them out.

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  • End of 10 Events
    • Wake Forest, NC, — 2025-09-20
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    • Using and Administering Linux – Zero to SysAdmin: 2nd Edition
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    • Linux for Small Business Owners
    • Errata
      • Errata for The Linux Philosophy for SysAdmins
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