CPU and Kernel Page Faults

Page tables provide the mapping between virtual memory and physical memory for each process. This means it needs to be as efficient and as fast as possible. I explore the inner workings of page tables in this episode.0:00 Intro2:00 Virtual Memory ⁃ ⁃ 8:00 MMU10:00 Page Tables ⁃ ⁃ ...  Show more

On October 19 2025 AWS experienced an outage that lasted over a day, 10 days later we finally got the root cause analysis and we know exactly what caused the DNS to fail0:00 Summary 5:30 How did Dynamo lost its DNS?13:41 EC2 Errors 16:16 Network Load Balancer ErrorsRCA here https ...  Show more

The Linux 6.12 kernel isn't just another update — it's a game-changer that deserves our full attention, from performance improvements to fascinating new features.

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In Episode 01 of Late Night Linux we talk about Desktop Linux market share, KDE Neon, Ubuntu Touch, what we think will happen in 2017, CyanogenMod becoming Lineage OS and loads more. News 3% market share on the desktop? Goodbye to GNU Libreboot KDE Announces SystemdGenie, a Graph ...  Show more

Your Linux box is a-changin'. systemd has a huge new release; we'll get into the most impressive features, including the new sudo replacement. Plus, our thoughts on the new Linux Arm laptops that are just around the corner.Sponsored By:Core Contributor Membership: Take $1 a month ...  Show more

We are digging into a superpower inside your Linux Kernel. How eBPF works, and how anyone can take advantage of it.

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