331
Fun things to do with your VM/370 CE machine – Fun with big computers
Fun things to do with big computers
Topics /
Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 340 posts.
332
Performance of WebAssembly Runtimes in 2026
I wanted to know if WebAssembly runtimes are getting faster.
333
Lanzaboote – NixOS Secure Boot
Secure Boot protects a system from an attacker that compromises the boot flow. For example, without Secure Boot it is easy to replace the code that reads your disk encryption password and store it somewhere where the attacker can pick it up later. So ideally you want Secure Boot to be enabled to limit the code that…
334
Building my own network stack
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335
The Cost of Indirection in Rust
Why 'indirection has a cost' is usually the wrong reason to inline and what actually costs you.
336
Ditching Vagrant: VMs with KVM and Virsh on Debian
Goodbye, old friend. We’ve been traveling together since 2010, and you’ve faithfully served all my virtual machine needs well, first with VirtualBox and then later with libvirt and KVM . But, as they 1 say, all good things must pass.
337
Detecting file changes on macOS with kqueue
A while ago I wrote a small file watcher in Go for my own use with an accompanying blog post . I needed a tool that I could just plop in front of the command I was running as part of my iteration loop. I use it for recompiling C files when I modify them,
338
Running Ubuntu on the Lenovo IdeaPad Duet
I own a Lenovo IdeaPad Duet Chromebook, a ChromeOS 2-in-1 ARM64 tablet. I had been running ChromeOS, then postmarketOS, which suddenly broke. Time for some firmware hacking to try and get Ubuntu to run there!
339
The rise and fall of IBM's 4 Pi aerospace computers: an illustrated history
The morning of April 12, 1981, 20 years to the day after Yuri Gagarin became the first person in space, the Space Shuttle thundered into the...
340
Understanding the Go Runtime: The Memory Allocator
In the previous article we explored how the Go runtime bootstraps itself — how a Go binary goes from the operating system handing it control to your func main() running. During that bootstrap, one of the first things the runtime sets up is the memory allocator. And that’s what we’re going to explore today. Think of…