A Kernel in Every Core | LINUX Unplugged 633
Update: 2025-09-21
Description
Can't get enough Linux? How about multiple kernels running simultaneously, side by side, not in a VM, all on the same hardware; this week it's finally looking real.
Sponsored By:
- Managed Nebula: Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
 - 1Password Extended Access Management: 1Password Extended Access Management is a device trust solution for companies with Okta, and they ensure that if a device isn't trusted and secure, it can't log into your cloud apps.
 - Unraid: A powerful, easy operating system for servers and storage. Maximize your hardware with unmatched flexibility.
 
Links:
- π₯ Gets Sats Quick and Easy with Strike
 - π» LINUX Unplugged on Fountain.FM
 - nebula-tower β A user-friendly server to manage your Slack Nebula mesh network.
 - Texas Linux Festival 2025 - Austin, TX
 - JB Meetup: Austin Unplugged Birthday Lunch Party, Sat Oct 4 - Meetup.com
 - JB Meetup: Austin Unplugged Birthday Lunch Party - Colony Events
 - Turnstile Coffee Beer Cocktails and Burgers - Austin, TX
 - bitchat
 - Ad-Free Viewing By Showing Your Support During The Phoronix Oktoberfest / Autumn Sale β Through the end of the month (30 September), you can enjoy premium at the Oktoberfest rate. The normal Phoronix Premium rate is $45 USD per year or $250 for a lifetime subscription but for this year's Oktoberfest deal, you can go premium for just $30 per year or $150 for a lifetime subscription.
 - GNOME 49 Release Notes β We code named the release βBresciaβ, after a beautiful Italian city that hosted this yearβs GUADEC.
 - GNOME 49 Officially Released With Wayland Improvements, Showtime As Video Player
 - Ubuntu 25.10 Beta Officially Released For Testing β Canonical today released the Ubuntu 25.10 Beta as they work toward the stable Ubuntu 25.10 release in mid-October.
 - Ubuntu 25.10's Rust Coreutils Transition Has Uncovered Performance Shortcomings β Ubuntu 25.10's transition to using Rust Coreutils in place of GNU Coreutils has uncovered a few performance issues so far with the Rust version being slower than the C-based GNU Coreutils.
 - base64 implementation almost 8x slower than GNU for some large files
 - sort does not finish for large one line file
 - Fedora 43 Beta ISOs Released For Testing β Fedora 43 Beta ISOs are now available for those wanting to help in testing.
 - Omarchy 3.0 β Omarchy 3.0 is here β faster installs, big MacBook support, and lots of polish.
 - systemd 258 Released With systemd-factory-reset & Other New Tools β Systemd 258 brings systemd-factory-reset to request a factory reset on the next reboot, systemd-pty-forward to allocate a pseudo TTY/PTY, UEFI firmware images can now be embedded in a UKI, and many other new features.
 - systemd 258-rc1 Is A Massive Feature Release With New Tools, More Than 260 Changes
 - Kernel RFC: Introduce multikernel architecture support β This patch series introduces multikernel architecture support, enabling multiple independent kernel instances to coexist and communicate on a single physical machine. Each kernel instance can run on dedicated CPU cores while sharing the underlying hardware resources.
 - The Multikernel: A new OS architecture for scalable multicore systems [PDF]
 - mirdaki/computer-config β Config for server and personal deployments
 - My Ultimate Self-hosting Setup β Matthew shares their ultimate self-hosting setup built on NixOS, ZFS, and Tailscale, balancing privacy, data control, and usability for family and friends.
 - basecamp/once-campfire β Campfire is a web-based chat application.
 - Pick: savr: Read it later. Keep it local. No server needed. β Savr is an app for saving online content to read later. It is file-centric, offline first, future proof, and favors decentralization.
 
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