The End of Uniprocessor Configs on Linux - It's a Multicore-Only Kernel Now
Back in the day - waaaay back in the day - unicore systems were the norm. Today, they're a rarity. The Linux kernel is being updated to reflect that.
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Five Times When Updating Your OS Would Have Saved You From Being Hacked
Every checklist you've ever seen for securing your VPS includes "update your system regularly". But is that one of those "best practices" that is more theoretical than a real-world necessity? To be honest, it's easy to not get around to running "apt update && apt upgrade". In my experience, at least with Debian, updates rarely break things but it's always a small risk. Nevertheless, it requires remembering to do it, spending the commands run, maybe rebooting, etc. Unfortunately, history has shown time and time again that skipping OS updates can leave even the best admins wide open to disaster.
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"OMG! I Never Knew That!": The Simply Linux Tip That Has Got Me More Thanks Than Anything I've Ever Shared in 30+ Years
If you work in Linux or write shell scripts, I have a tip for you that is going to make your life a lot easier.
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Need a Laugh? Read the Linux Kernel List's Foam-Mouthed Responses to Russian Programmers Banned from Contributing to the Linux Kernel
Apparently, President Kennedy taking the U.S. off the silver standard in 1963 was the beginning of this plot.
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Nontechnical Nonsense: Rust Stirs Up a Storm of Drama in the Linux Kernel: Ted T'so Shouting, Maintainer Quits
On one side, you have devs trying to bring a memory-safe language into the kernel. On the other, you have C grognards with their pitchforks and torches.
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RedHat Prepares to Give Bootloaders the Boot
Do we still need GRUB? RedHat says no and they're working on a project to replace GRUB by moving everything it does into the kernel itself.
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Irritation Removed: You Do Everything As Root And Hate Manually Removing Sudo From Copy-Paste Commands
You don't use sudo, but you're constantly coming across commands that are prefixed with sudo. Tired of having to first edit them to remove the sudo? We have a one-time solution for you.
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Has the Itanic Finally Hit Its Last Iceberg? It's Been Removed From the Linux Kernel After a Little Drama
Remember Itanium? I recently had a close encounter with it. Linux has finally dropped support from it in the kernel, with a bit of drama.
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LowEndBoxTV: Is Windows or Linux Faster on a Hetzner Dedicated Server?
Is Windows or Linux faster on a server? The answer is, naturally, "it depends". But what it depends on might surprise you, and the benchmarks will definitely surprise you!
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Now on LowEndBoxTV: "The Deprecated, Bloodstained Code in the Linux Kernel" Documentary
One of our most popular posts ever was a piece we ran last year entitled The Deprecated, Bloodstained Code in the Linux Kernel. Now we've got a YouTube version of the story for you to watch, including some new audio of Hans commenting on his marriage from a prison phone call. It's just just a word-for-word reading of our story but a fresh script, and we think you'll enjoy it.
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Turbo-Charge Your Linux Shell With These Easy Tricks!
Recently I had some folks watching my shared screen and they were constantly saying "oh, that was cool, I didn't know you could do that in the shell". Here's some shell tricks I showed them.
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The Deprecated Bloodstained Code in the Linux Kernel
Many wonderful people have contributed to the Linux kernel. But one particular codebase has a dark past, and is scheduled to be removed in 2025.
Read MoreNo, 'airforce' is Not a Good Password: Check Out This Honeypot
LowEndTalk user htop setup a honeypot to trap ssh passwords. Watch skiddies in real time!
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Fedora Gives Up on DeltaRPMs
14 years ago, Fedora had a cool idea: why send an entire RPM when the client only needs a delta from the RPM it already has? Why not just send them deltas? Alas, this idea didn't quite work out.
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Command Line Life: Weather at Your Fingertips
Who needs an app or a smart watch or even a thermometer when you've got command-line tools to give you full details about the weather in any major city of the world!
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Put a Glide in Your Stride and a Dip In Your Hip and Use a Mother Script!
In this tutorial, learn how to make your cron-driven shell scripts easier to manage by using a mother script. We'll show you how you'll never have to think about cleaning up temp files again!
Read MorePHP 7 Is Officially Dead
As of today, PHP 7.4 is end of life, which means the PHP 7 version is now officially retired. Some distributions will backport security patches, but really, it's time to move on.
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Linux 6.0 is Here! Linus Wants to Pet Your Backends
No really. That's technical terminology.
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Commifying Numbers in Linux: Not as Easy as it Looks
Today I had a need to process large numbers of PostgreSQL database tables and report how many rows were in each. Once I had that information, I needed to do some additional math on this data and then...
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Free Udemy Courses! Our Community Resource Just Keeps Going
A while back, we alerted you to a thread on LowEndTalk where community member - and now moderator! - @Arkas shared free courses from Udemy. That thread was started in September and the community is st...
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OpenSSH Suffered a "Near Miss" But is Now Post-Quantum
According to the change log, OpenSSH 9.0 suffered a "near miss" - a potential vulnerability that was found and fixed before anyone could attempt to exploit it: "Near miss in sshd(8): fix an integer ov...
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Ramdisks: Why You Might Enjoy One, Plus a Performance Puzzler
A ramdisk - or if you prefer, RAMdisk - is a method of taking a section of memory and treating it as disk. If you think about it for a moment, the pros/cons should be obvious: RAM is much faster than...
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LowEnd Benchmark Wars Heat Up!
Ok...just kidding. There are no benchmark wars. But if you're into benchmarking, you should check out LowEndTalk member @Liso's fork of the famous YABS script, which is getting some discussion over t...
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Here Today, Gone When You Exit: Proper Tempfiles in Shell Scripts
In the course of my career, I've periodically come across code like this in shell scripts: TEMP_FILE=/tmp/tempfile Or sometimes, slightly more elegantly: TEMPFILE=/tmp/tempfile.$$ The problems with th...
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Tutorial: Moving a Proxmox VM to Different Disk
I've setup a home virtualization lab using ProxMox, which is a free and very powerful virtualization host. Prior to ProxMox, I tried: VmWare ESXi: No clones in the free version? See ya. XCP-ng: Got s...
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Run a $8 Million Mainframe at Home for FREE!
In the mid-70s, my father worked in the American automotive industry in Michigan, and I visited him at work as a small boy. He took me into the "computer room" (as they used to call datacenters) and...
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Are You Recyling Old Hardware for Your DIY? The Environment Isn't Thanking You
Do you have a home file server? Maybe because you want to serve media files to your TV/Roku/etc., share info among family members, backup your devices, etc. If so, what do you use? LowEnders are usu...
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FREE Root Shells on Linux Servers Thanks to polkitd Vulnerability
A new vulnerability that affects many Linux systems has been revealed: Pwnkit. This attack uses a vulnerability in polkitd to allow any user to escalate his privileges to root. There are patches for...
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