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Containers vs. pods – taking a deeper look
Can a Kubernetes Pod be created with plain Docker commands? Learn the difference between Containers and Pods by exploring how they are implemented under the hood.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 6,947 posts.
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What does a PGP signature on a Git commit prove?
With git, a cryptographic signature on a commit provides strong integrity guarantees of the entire history of that branch going backwards...
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PC Engine CPU
You are seeing this because the administrator of this website has set up Anubis to protect the server against the scourge of AI companies aggressively scraping websites. This can and does cause downtime for the websites, which makes their resources inaccessible for everyone.
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Researchers run high-performing LLM on the energy needed to power a lightbulb
UC Santa Cruz researchers show that it is possible to eliminate the most computationally expensive element of running large language models, called matrix multiplication, while maintaining performance.
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Why threads can't fork
There is an interesting thread on the Go issue tracker about daemonizing processes. Most of the thread is not about daemonizing processes though, but more about why Go has no Fork() function which you can call directly in your code. The first time I read through it I was wondering and saying to myself: “Yeah, why is…
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Kraken: 3x faster decompression than zlib
RAD Game Tools' web page. RAD makes Bink Video, the Telemetry Performance Visualization System, and Oodle Data Compression - all popular video game middleware.
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IPC in Rust – A Ping Pong Comparison
I wanted to explore different ways of communicating between different processes executing on the same machine, and doing so as fast as possible. We're focussing on high speed inter-process communication (IPC), but some of these approaches can be extended across a network. We'll do this exploration in Rust.
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On the Performance of User-Mode Threads and Coroutines
Discussions of coroutines and user-mode threads — like Project Loom's virtual threads or Go's goroutines — frequently turn to the subject of performance. The question I'll try answering here is, how do user-mode threads offer better application performance than OS threads?
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Building columnar compression in a row-oriented database
Read how we built a flexible, high-performance columnar compression mechanism for PostgreSQL to add scalability to our favorite database.
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vLLM large scale serving: DeepSeek 2.2k tok/s/h200 with wide-ep
How vLLM reaches 2.2k tokens per second per H200 for DeepSeek-style MoE serving with Wide-EP, async scheduling, dual-batch overlap, disaggregated serving, CUDA
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How Microsoft attempted to make the Xbox 360 dashboard load faster
The October 2012 Xbox 360 dashboard update moved the dashboard from the nand flash to the hard-drive. Does it make a difference?
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Add a const here, delete a const there
Update, February 2019: Two years later the VC++ bug I reported here still exists, even in VS 2019 preview. However Chromium no longer builds with VC++ so I’m reverting the changes where I del…
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The Architecture of Serverless Data Systems
I recently blogged about why I believe the future of cloud data services is large-scale and multi-tenant, citing, among others, S3. “ Top tier SaaS services like S3 are able to deliver amazing simplicity, reliability, durability, scalability, and low price because their technologies are s
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AWS EC2 T2 Instances Demystified: Don’t Learn the Hard Way
How T2 burstable instances and CPU credits really work, with a worked example of a busy t2.micro running out of credits and grinding to a halt.
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CJIT: C, Just in Time
Run, compile, and link C programs instantly with CJIT.
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Acronis True Image costs performance when not used
Over two years ago I installed Acronis True Image for Crucial in order to migrate my data to a new SSD I had just purchased. It worked. I then left True Image installed “just in case”, and what har…
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The number given as % CPU in Activity Monitor
One of the most common reasons for opening Activity Monitor is to check the % CPU of processes that might be running out of control. How accurate are those figures, though, and should you believe t…
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How CockroachDB Does Distributed, Atomic Transactions
One of the headline features of CockroachDB is its full support for ACID transactions across a distributed database. In this post, we’ll explain...
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Linux on the Sega 32X. Who needs hardware synchronization primitives anyway?
How wanting more is not always better
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A Concurrency Cost Hierarchy
Concurrent operations can be grouped relatively neatly into categories based on their cost
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Laptop to Lambda: Outsourcing Everyday Jobs to Thousands of Transient Containers
This week’s paper review is the second in a series on “The Future of the Shell” (Part 1, a paper about possible ways to innovate in the shell is here ). As always, feel free to reach out on Twitter with feedback or suggestions about papers to read! These weekly paper reviews can also be delivered weekly to your inbox .
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Zip Files: History, Explanation and Implementation
I have been curious about data compression and the Zip file format in particular for a long time. At some point I decided to address that by learning how it works and writing my own Zip program. The implementation turned into an exciting programming exercise; there is great pleasure to be had from creating a well…
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What Makes a Graphics Systems Paper Beautiful
Addendum: I've added a few additional tips for conference papers chairs, papers committee members, and papers sorters .
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Must Be This Tall to Write Multi-Threaded Code
David Baron put this up in Mozilla’s San Francisco office a while back:
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