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Channel: linuxadmin: Expanding Linux SysAdmin knowledge

'Close to impossible' for Europe to escape clutches of US hyperscalers --...

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Analysis of Technical Features of Data Encryption Implementation on SD Cards...

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Setting Up Sensors for Oracle Linux Servers on PRTG

Good afternoon Sysadmin Sub Reddit,My organization is in the process of migrating our Peoplesoft Linux servers to OCI cloud infrastructure. Even though Oracle cloud has a robust monitoring system built...

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Adding _live_ spare to raid1+0. Howto?

I've got a set of 4 jumbo HDDs on order. When they arrive, I want to replace the 4x 4TB drives in my Raid 1+0 array.However, I do not wish to sacrifice the safety I get by putting one in, adding it as...

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Escaping US Tech Giants Leads European YouTuber To Open Source

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Mastering the New Android 15 Linux Terminal: Features, Setup, and Practical...

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Creating Debian packages from upstream Git

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Whats the most things you do in production

Hi Guys,Network and security engineer here, i have a decent level in Linux something like RHCSA level, not passed yet but i think i will passe it soonWould like to know what tasks you do the most in...

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What’s the hardest Linux interview question y’all ever got hit with?

Not always the complex ones—sometimes it’s something basic but your brain just freezes. Drop the ones that had you in void kind of —even if they ended up teaching you something cool. submitted by...

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what are you using for an automation/orchestration platform?

I'm looking for more detailed answers than "puppet" or "ansible"What do you use as a source of truth for inventory that the system works against? how do you dynamically maintain the inventory system?Do...

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I Want to Love Linux. It Doesn’t Love Me Back: Post 1 – Built for Control,...

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Poll of 1,000 senior techies: Euro execs mull use of US clouds -- "IT leaders...

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Career path for Linux admin

Hi I just finished my sophomore year of college and for the past two semesters I got to work with Linux a lot and also bash. I actually ended up really enjoying the projects I was given to work on.So...

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Help with custom cloud-init config in proxmox

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LCFS Exam experience 2025

Took LCFS exam today. Pretty sure I passed but will know within 24 hrs. Wasn’t as hard as I thought it would be. Wanted to do RHCSA but did not want to spend the cash. Exam wasn’t bad. Exam environment...

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Linux Systems Engineer looking for my next role:

Hi All,I am a linux engineer with currently 3 years of professional experience as a linux engineer at a small software company. The linux support side deals with client implementations, bug fixes, and...

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Windows admin trying to learn. Managed Linux laptops.

So, I'm a Windows admin by trade that's decided to try and become a bit more familiar with Linux.The way I plan on doing it is trying to build an environment that solves the same challenges as Ad, GPO,...

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Expose multiple home servers - load balancing multiple Rathole tunnels with...

I wrote a continuation tutorial about exposing servers from your homelab using Rathole tunnels. This time, I explain how to add a Traefik load balancer (HTTP and TCP routers).This can be very useful...

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apt install worked fine... until it didnt

Ah yes, the ancient ritual: you install one “harmless” package - and boom, 287 dependencies later your server’s now a Kubernetes node with a GUI. Meanwhile, Windows admins are like “just reboot it.”...

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Ubuntu 22.04 and dconf update

Hey folks, hope this is an easy one. I've got some settings configured in /etc/dconf/local.d/ and those same settings locked down in ./locks. Now for a while, I noticed that the locks were working on...

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Rhel 7, how to save/export configuration

Good morning all, I'm working on RHEL 7.9 servers and need top upgrade to RHEL 8.x but my IT team doesn't upgrade but reinstall everything. I fear some configuration will be lost.Which commands or...

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WizOS: A New Enterprise Linux Built on Alpine’s Secure Foundation

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Mastering Log Rotation in Linux with Logrotate

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What have been your costliest admin mistakes?

For me it would be not actually recording credentials and then needing them later. Might remember them eventually, but there is no excuse not to put them somewhere they can be retrieved, hehe.On the...

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How Red Hat just quietly, radically transformed enterprise server Linux

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