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Why we switched from Python to Go
Deciding on a programming language is always a difficult choice, learn why Stream switched from Python to Go as our language of choice.
Topics /
Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 2,560 posts.
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Xfce 4.14
Today, after 4 years and 5 months of work, we are pleased to announce the release of the Xfce desktop 4.14, a new stable version that supersedes Xfce 4.12.
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How We Knew It Was Time to Leave the Cloud
How we're solving storage and performance issues as we scale.
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Postgres Just Cracked the Top Fastest Databases for Analytics
Databricks offers a unified platform for data, analytics and AI. Build better AI with a data-centric approach. Simplify ETL, data warehousing, governance and AI on the Data + AI Platform.
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PostgreSQL Features to Try
pgDash is an in-depth monitoring solution designed specifically for PostgreSQL deployments. pgDash shows you information and metrics about every aspect of your PostgreSQL database server, collected using the open-source tool pgmetrics.
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Postmortem of database outage of January 31
Postmortem on the database outage of January 31 2017 with the lessons we learned.
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More powerful Go execution traces
New features and improvements to execution traces from the last year.
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Bing.com now runs on .NET Core
Bing.com is a cloud service that runs on thousands of servers spanning many datacenters across the globe. Bing servers handle thousands of users’ queries every second from consumers around the world doing searches through their browsers, from our partners using the Microsoft Cognitive Services APIs, and from the…
310
Postgres LISTEN/NOTIFY actually scales
How we optimized Postgres LISTEN/NOTIFY-backed data streams to 60K writes per second on a single Postgres server, with millisecond-scale latency.
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Playing around with the Fuchsia operating system
A look at the new Fuchsia Operating System.
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Java’s new garbage collector promises low pause times on multi-terabyte heaps
Java 11 features a new Garbage Collector, the Z Garbage Collector (ZGC), which is designed for very low pause times on huge multi-terabyte heaps. In this article we'll cover the motivation for a new GC, a technical overview and some of the really exciting possibilities ZGC opens up.
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Introducing S2
Introducing S2, a serverless stream store that makes durable real-time streams feel as simple and scalable as object storage.
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Porting Tailscale to Plan 9
Securely connect to anything on the internet with Tailscale. Built on WireGuard®️, Tailscale enables you to make finely configurable connections, secured end-to-end according to zero trust principles, between any resources on any infrastructure.
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SQLite-on-the-server is misunderstood: Better at hyper-scale than micro-scale
Learn why SQLite-on-the-server fits hyper-scale systems when each tenant gets an isolated database with local reads, durable storage, and simple…
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A 40-line fix eliminated a 400x performance gap
How a 40-line OpenJDK fix swapped slow /proc parsing for a single clock_gettime syscall, closing a 400x thread CPU-time gap hidden for 20 years.
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Debugging memory corruption: who the hell writes "2" into my stack? (2016)
Several weeks ago we received a bug report from a customer that said their game was crashing when using IL2CPP scripting backend. QA verified the bug and assigned it to me for fixing. The project was quite big (although far from the largest ones); it took 40 minutes to build on my machine. The instructions on the bug…
319
Microsoft finds privilege escalation vulnerability in Huawei driver
Our discovery of two privilege escalation vulnerabilities in a driver highlights the strength of Microsoft Defender ATP’s sensors. These sensors expose anomalous behavior and give SecOps personnel the intelligence and tools to investigate threats, as we did.
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Firecracker – Lightweight Virtualization for Serverless Computing
One of my favorite Amazon Leadership Principles is Customer Obsession. When we launched AWS Lambda, we focused on giving developers a secure serverless experience so that they could avoid managing infrastructure. In order to attain the desired level of isolation we used dedicated EC2 instances for each customer. This…
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Asahi Linux for M1 Macs Progress October-November 2021
Porting Linux to Apple Silicon
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A preview of x64 emulation on Windows for ARM
Hello Windows Insiders, today we are releasing Windows 10 Insider Preview Build 21277 (RS_PRERELEASE) to Windows Insiders in the Dev Channel. As mentioned here, we are giving Windows Insiders in
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Box64 and RISC-V in 2024: What It Takes to Run the Witcher 3 on RISC-V
What It Takes to Run The Witcher 3 on RiSC-V
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ClickHouse gets lazier and faster: Introducing lazy materialization
ClickHouse learned to procrastinate strategically. Discover how lazy materialization skips unnecessary column reads to accelerate queries.
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To study how chips work, MIT researchers built their own operating system
The new "Fractal" operating system kernel, developed at MIT, gives researchers a clearer look at how computer chips work internally. It was used to study the branch predictors inside Apple's M1 processor, where it revealed a potential vulnerability to major speculative attacks.
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Introducing Brotli: a new compression algorithm for the internet
The latest news from Google on open source releases, major projects, events, and outreach programs for early career developers.
328
Jepsen: MySQL 8.0.34
MySQL needs little introduction. Over the last 28 years it has become one of the most widely deployed SQL databases. MySQL is primarily used for online transaction processing (OLTP) workloads, but is also deployed as a part of OLAP and queuing systems.
329
How we scaled Nginx
10 million websites, apps and APIs use Cloudflare to give their users a speed boost. At peak we serve more than 10 million requests a second across our 151 data centers. Over the years we’ve made many modifications to our version of NGINX to handle our growth. This is blog post is about one of them.
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Databases and why their complexity is now unnecessary
This post is not going to be about what’s wrong with individual databases. There are so many databases and so many individual API issues, operational problems, and arbitrary limitations that it wou…