linux kernel

Greg Kroah-Hartman's Git Merge 2016 talk on how the Linux kernel is developed, how fast it moves, and how git and email workflows keep it manageable. He is the stable kernel maintainer.

Kees Cook of Google gives a Linux Foundation talk on the Kernel Self Protection Project, which aims to harden Linux against attackers. He surveys threats, the state of available defensive technologies and a year of community progress.

Bryan Cantrill's illumos Day 2014 talk on running Linux containers on an illumos kernel via LX-branded zones. He covers emulating Linux syscalls on SmartOS and compares Linux and Solaris-derived systems.

A short clip of Linus Torvalds giving Nvidia the finger and telling the company off over its Linux support. It is the well-known soundbite from a Q&A.

A 27c3 talk on the Linux desktop (GNOME) by Wolfgang Draxinger, repeatedly interrupted and corrected by Lennart Poettering from the audience. The description notes much of the talk's content is disputed.

Andrew Kelley's Zig SHOWTIME talk on an experiment to ship static Linux executables that can do graphics and gaming, followed by an interview. It covers the problems of Linux binary stability, dynamic linking and the graphics ABI.

Ronald Minnich of Google explains how UEFI firmware is a large closed attack surface and describes Google's work replacing it with Linux-based boot firmware. It also touches on Intel ME and other security coprocessors.

Matthew Garrett's linux.conf.au 2012 talk covers EFI and UEFI from the Linux point of view: why the PC BIOS was bad, what EFI changes, the issues it brings, and Secure Boot.

Paul Turner of Google presents kernel interfaces for user-level scheduling of real threads, aiming at a uniform synchronous programming model across C++, Java, Go and Python. It introduces the switchto-style system calls behind Google's fibers.

Dave Chinner's linux.conf.au 2012 talk on XFS scalability, covering pain points with large numbers of files and complex metadata, and the work to fix XFS metadata performance.

Peter Hutterer's linux.conf.au 2020 talk on creating libinput, the unified userspace input library, and the difficulties of handling the many quirks of input devices.

A one-minute clip of Alan Kay giving his blunt critique of Linux and the Unix approach.

Dirk Hohndel explains why the Subsurface dive log project migrated from Gtk to Qt, the obstacles encountered, and advice for other applications frustrated with Gtk. It is a linux.conf.au 2014 talk.

A linux.conf.au 2013 talk by a Wayland developer who previously worked on X, telling the history of X and why Wayland was created. It covers X's hardware abstraction and architecture and why they became problematic for modern graphics.

An episode of the BSD Now podcast in which Bryan Cantrill joins the hosts to rant about Linux interfaces, alongside the week's BSD headlines. The conversation also touches on containers and related systems topics.

The Plasticity creator explains what a geometry kernel is and compares commercial options C3D, ACIS, and Parasolid, describing his months of research and why he chose as he did.

FOSDEM 2020 talk from Collabora on pressure-vessel, an experimental mechanism that puts Steam games in containers on Linux. It covers using namespaces to give games their own runtime library stack independent of the host.

Gernot Heiser presents seL4, a microkernel with a mathematical proof connecting security properties to the binary code, and explains what its open-sourcing means for users. It covers its roles as a microkernel, separation kernel and hypervisor.

Liz Rice builds a container from scratch in about 100 lines of Go, showing that a container is not a lightweight VM but a set of Linux kernel features and flags.

Andrew Tanenbaum's FOSDEM 2010 talk on MINIX 3, a microkernel OS built for high reliability and security. It shows how the system detects and recovers from device driver crashes, and addresses microkernel performance concerns.

X.Org developer Daniel Stone explains the history and technical limits of the X Window System and why Wayland was created, debunking myths from forum comments. He covers topics such as network transparency and blocking calls.

Rob Landley compares Toybox and BusyBox and surveys options for embedded system command-line tools, including GNU. He also tells the story of leaving BusyBox, Toybox becoming Android's command line, and licensing.

Rusty Russell and Matt Evans examine why Unix utilities like ls and cat grew from a few kilobytes to over a hundred kilobytes. They take apart common tools to see where the growth comes from.

Benno Rice's BSDCan 2018 talk on why systemd exists and what it got right and wrong. It traces the history of Unix init and why Linux distributions adopted it, while asking what the BSDs should learn.

Day one of the X.Org Developer's Conference 2020 stream, including talks on the Raspberry Pi 4 Vulkan driver, the WSL graphics architecture, X11 and Wayland apps in WSL, and Mesa for D3D12.

A Netflix performance engineer presents how Netflix tunes EC2 instances, covering instance type choice, Xen modes, SR-IOV and kernel tuning. The goal is near bare-metal performance in the cloud.

Keith Packard traces the 35-year history of the X Window System at linux.conf.au 2020. He uses X to examine licensing, corporate interests and community dynamics in free software, including Unix workstation vendors and Stallman's influence.

SQLite author Richard Hipp's talk at SouthEast LinuxFest criticizing Git's workflow and introducing Fossil as an alternative. He lists Git enhancements and argues for keeping history intact.

A one-minute demo of Safespaces, an open source 3D and VR desktop built on the Arcan project.

Netflix engineer Drew Gallatin explains why the company runs FreeBSD-current on its CDN. He describes the team, how they track upstream, their contributions and performance milestones, and a bug causing a 20% performance regression.

A comedy song by onedeadtroll, from the Windows XP and OS X 10.3 era, lamenting that every operating system is bad. It features Wes Borg and Chris Smith.

A collection of lightning talks from the Surge 2015 conference on scalable systems, hosted by Geir Magnusson. HN mostly points to one segment, a Bryan Cantrill talk touching on madvise semantics.

A short demo of a GPT-powered Linux shell that guesses the bash command you meant and sometimes hallucinates absurd results. The creator stresses that it is real and should not be trusted.

A BSD Now episode featuring a long interview with Joyent CTO Bryan Cantrill on dtrace, ZFS, pkgsrc, containers and more. It includes his rant on why Linux epoll is flawed and stories from Sun.

Mitchell Hashimoto walks through his setup for running a NixOS virtual machine on a Mac as his development environment, with a config repo on GitHub.

Gleb Smirnoff explains why Netflix built its own CDN on FreeBSD and NGINX, and how Netflix and NGINX Inc. collaborate on the software. It is a conference talk about open-source choices for video delivery.

Smalltalk pioneer Dan Ingalls presents the Lively Kernel at JSConf US 2012, a live, direct-manipulation programming environment running in the browser. He shows drag-and-drop building of live objects on the web.

Netflix engineer Drew Gallatin's EuroBSDcon 2022 talk quantifies the older FreeBSD optimizations that let Netflix serve web traffic at 800Gb/s, including TSO, LRO, VM page cache zones, asynchronous sendfile and unmapped mbufs.

The official demo video from Be, Inc. showing BeOS running multiple videos, media applications and a responsive desktop on 1990s hardware.

Poul-Henning Kamp's FOSDEM 2014 talk is a hypothetical account of how an intelligence agency such as the NSA would sabotage open source software, standards and online discussion. It covers Skype's history, OpenSSL and psyops against standards.