Links tagged “linux”

arstechnica.com

Microsoft's Secure Boot has been broken for most of its existence - Ars investigates a trust chain that spent a decade broken while everyone shipped against it.

mathstodon.xyz

LUKS suspend stopped wiping disk-encryption keys - a security regression that shipped in Linux 6.9 and went unnoticed.

lore.kernel.org

"Linux is not one of those anti-AI projects" - Torvalds settles kernel LLM policy on the mailing list: it is a tool, and anyone who disagrees can fork or walk away.

lwn.net

QUIC for the kernel

fireborn.mataroa.blog

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unixism.net

What the kernel's Pressure Stall Information interface reports for CPU, memory and I/O, and why its stall percentages read better than load average.

iximiuz.com

Turns a Docker container's filesystem into a bootable disk image by adding a kernel and a bootloader, then boots the result in a virtual machine.

blog.cloudflare.com

How to run Go source files directly as executable scripts on Linux, by registering a wrapper interpreter with the binfmt_misc kernel module.

mywiki.wooledge.org

Greg's Wiki collection of 122 answers to recurring Bash scripting questions, written by the regulars of the

infoq.com

Report on the service load balancing added in Docker 1.12, which routes traffic to Swarm service replicas through DNS and IPVS instead of manual container aliases.

linux-toys.com

Critique of the Docker 1.12 release, arguing that Swarm mode and its multi-host networking were marketed before they worked reliably.

github.com

Minimal init for containers, spawning a single child, forwarding signals to it and reaping zombie processes, with no change needed to the image.

pkgs.alpinelinux.org

Searchable index of Alpine Linux packages, filterable by name, branch, repository, architecture and maintainer.

tuxcademy.org

A project publishing free training materials on Linux and open-source software.

blog.scottlowe.org

Walkthrough of LXD on Ubuntu 15.04: how its daemon and CLI client sit on top of LXC, and how to add image repositories, launch OS containers and run commands inside them.

resin.io

Write-up of getting Docker to build and run on the Raspberry Pi, with the Arch Linux and aufs kernel steps; now marked deprecated in favour of balena.io.

resin.io

Container platform for deploying and updating fleets of Linux IoT devices over the air; the site now redirects to balena.io after the rebrand.

kernel.org

Kernel developer notes on the Open vSwitch datapath — flow keys, wildcarded flows, UFIDs, and the rules for adding protocol support without breaking older userspace.

fabiokung.com

Why free and top report host memory inside a container, and what it would take for cgroup limits to be visible to the processes running there.

0xax.gitbooks.io

linux-insides, a book in progress on Linux kernel internals — booting, initialisation, interrupts, system calls and memory management.