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Terminal Latency on Windows (2024)
UPDATE 2024-04-15: Windows Terminal 1.19 contains a fix that reduces latency by half! It’s now competitive with WSLtty on my machine. Details in the GitHub Issue.
New
The latest blog posts to take off on Hacker News. 6,943 posts.
602
The write last, read first rule
TigerBeetle is a financial transactions database built for correctness. Yet, building a correct system from correct components remains a challenge:
603
Installing and using HP-UX 9
A few weeks back I got a note on Bluesky, linking me to a website offering a free computer. The owner was in Cambridge, not far from me, and the computer was an HP 9000/300 Series - a Model 340, specifically.
604
Immutable Software Deploys Using ZFS Jails on FreeBSD
An article demonstrating immutable software deployments using ZFS snapshots and FreeBSD jails, with Caddy as a health‑checked reverse proxy for zero‑downtime upgrades.
605
Building a high-performance ticketing system with TigerBeetle
Rene Schallner (@renerocksai): software engineer turned AI researcher and engineer, in Vienna.
606
The state of SIMD in Rust in 2025
If you’re already familiar with SIMD, the table is all you need. And if you’re not, you will understand the table by the end of the…
607
A P2P Vision for QUIC (2024)
Using QUIC to achieve everything needed for NAT traversal, from address discovery to proxying UDP
608
An eBPF loophole: Using XDP for egress traffic
XDP only works for ingress. We found a loophole that lets it work for egress. Here's how we did the impossible.
609
A friendly tour of process memory on Linux
A deep dive into how Linux manages process memory, page tables, and virtual address spaces
610
Today I Learned: Binfmt_misc
Technical blog by Stephan Berger (@malmoeb)
611
State of Terminal Emulators in 2025: The Errant Champions
Software Engineer
612
Absurd Workflows: Durable Execution with Just Postgres
Durable execution with just postgres.
613
Reproducing the AWS Outage Race Condition with a Model Checker
Welcome to Waqas' blog
614
Using FreeBSD to make self-hosting fun again
Feeling like a kid in a candy store, once more
615
How often does Python allocate?
The answer is "very often"
616
From 400 Mbps to 1.7 Gbps: A WiFi 7 Debugging Journey
Upgraded to WiFi 7 expecting 1.7 Gbps speeds. Got 400 Mbps instead. Here's what was actually wrong and how I fixed it.
617
Futurelock: A subtle risk in async Rust
This RFD describes futurelock : a type of deadlock where a resource owned by Future A is required for another Future B to proceed, while the Task responsible for both Futures is no longer polling A . Futurelock is a particularly subtle risk in writing asynchronous Rust.
618
Perfetto: Swiss army knife for Linux client tracing
How Linux kernel, systems and embedded developers can use Perfetto for debugging performance issues.
619
How We Found 7 TiB of Memory Just Sitting Around
How we saved 7 TiB of memory across our Kubernetes clusters by disabling namespace listwatching in Vector, reducing daemonset overhead and API server load at scale.
620
621
The Green Tea Garbage Collector
Go 1.25 includes a new experimental garbage collector, Green Tea.
622
Kafka is Fast – I'll use Postgres
Why you should just use Postgres instead of Kafka for small-scale message queuing and pub-sub patterns. Benchmarks and practical tests included.
623
Zig's New Async I/O
In celebration of the std.Io introduction patchset landing today , here is the text version of a short, interactive demo I gave at Zigtoberfest 2025 .
624
When O3 is 2x slower than O2
An deep dive into a pathological case.
625
Quantifying pass-by-value overhead
Owen's personal website and portfolio
626
Linux VM without VM software – User Mode Linux
Quick demonstration of using User Mode Linux (UML) to run a Linux VM inside Linux's userspace, without additional VM software or even root permissions
627
Creating an all-weather driver
Life doesn't freeze when winter comes—if anything, that's when riders need reliable transportation most, when being exposed to the elements becomes less appealing. Today, the Waymo Driver successfully navigates rain, fog, sandstorms, and freezing temperatures. As we expand to more cities across the U.S. and globally…
628
The Linux Boot Process: From Power Button to Kernel
A detailed walkthrough of the Linux boot process from power button to kernel initialization
629
An Update on TinyKVM
Hey all. TinyKVM was open-sourced this february and since then I’ve been working on some things that are very much outside of the scope of…
630
The Journey Before main()
A while back, I worked on a RISC-V-based userspace simulator for fun. In doing so, taught myself a lot more than I wanted to know about what happens in-between when the Kernel is asked to run a program, and when the first line of our program’s main function is actually executed. Here’s a summary of that rabbit hole.