Linux signals — sending system-level commands to programs
A user and SysAdmin guide Let's say you've got a program running that you want to terminate. Or that you want to power off or...
How I find and kill rogue programs
As useful and important as Firefox is to my ability to interact with the outside world, create on this website, manage my money, and much...
Another reason I like Linux
I like and prefer Linux for may reasons. Today provides one example. I like to install updates on all my Linux systems ( I don't...
An introduction to the Network Time Protocol
Does anybody really know what time it is? Does anybody really care? -- Chicago, 1969 Perhaps that rock group didn’t care what time it was...
sync — The command you never heard of
Have you ever heard of the sync command? Have you heard of it but then forgotten all about it -- like me? The sync command...
Why should I subscribe to Both.org?
We're hoping you'd want to subscribe to our site to begin conversations with our writers and with other readers. This can be done by commenting...
How I delay code execution in Bash until a remote host is responding
I have recently been working on some code that needs to run on a remote host using SSH. I describe this in my article, Using...
The Linux Philosophy for SysAdmins, Tenet 15 — Strive For Elegance
Author’s note: This article is excerpted in part from chapter 17 of my book, The Linux Philosophy for SysAdmins, with some changes to update the...
A quick look at DNF5
DNF5 is the new DNF. With Fedora 41, it replaces DNF, and brings with it a new command as well as some new, upgraded, and...
How I used fdisk in a script to partition a drive
Image by Gerd Altmann on Pixabay. As you probably know by now, I believe in automating everything. So when one of my scripts failed to...
The Linux Philosophy for SysAdmins, Tenet 14 — Use Open Source software
Image by Opensource.com: CC-by-SA 4.0 Author’s note: This article is excerpted in part from chapter 16 of my book, The Linux Philosophy for SysAdmins, with...
A short review of Fedora 41
Fedora 41 was released on October 29, and I installed it on my primary workstation within a few minutes after I received the notification. No...
How I reverted from firewalld to iptables — and why
First, let's get something straight. Linux has only one firewall. One. Netfilter is a part of the Linux kernel and it implements the logic contained...
A day at ATO’s Diversity, Equity, and Inclusion Conference (DEI)
Sunday, October 27, Yesterday as I write this, was an amazing day. The All Things Open DEI Conference featured some amazing speakers who offered some...
The Linux Philosophy for SysAdmins, Tenet 13 — Make programs portable
Image by Opensource.com: CC-by-SA 4.0 Author’s note: This article is excerpted in part from chapter 15 of my book, The Linux Philosophy for SysAdmins, with...
What does it mean to be a SysAdmin?
A lot of us call ourselves SysAdmins (aka System Administrators1) and, sometimes, that's what our job title might be. You might not even realize that...