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Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 136 posts.
Stack Overflow: How we upgrade a live data center
A few weeks ago we upgraded a lot of the core infrastructure in our New York (okay, it’s really in New Jersey now – but don’t tell anyone) data center. We love being open with everything we do (including infrastructure), and really consider it one of the best job perks we have. So here’s how and why we upgrade a data…
Adopting Microservices at Netflix: Lessons for Architectural Design
Deliver modern applications with NGINX. Explore high-performance load balancing, API gateways, and web server solutions trusted by top global enterprises.
JIT-compilation using GCC 5
Read the most recent Red Hat Developers blog content. Explore our featured monthly resource as well as our most recently published items.
Fedora 23 released
It’s (approximately) Halloween, so you know what that means — new Fedora! The Fedora 23 release is here, and it’s better than ever before. We’re pleased to bring you the latest incarnations of the three main Fedora editions — Fedora Workstation, Fedora Cloud, and Fedora Server, each built with love by the Fedora…
EC2 Update – T2.Nano Instances Now Available
We announced the t2.nano instances earlier this year. Like their larger siblings (t2.micro, t2.small, t2.medium, and t2.large), these instances provide a baseline level of processing power, along with the ability to save up unused cycles and use them when the need arises. As I noted in my earlier post (New T2.Large…
Bypassing the Linux kernel for high-performance packet filtering
In two previous posts we've discussed how to receive 1M UDP packets per second and how to reduce the round trip time. We did the experiments on Linux and the performance was very good considering it's a general purpose operating system.
Adopting Microservices at Netflix
Deliver modern applications with NGINX. Explore high-performance load balancing, API gateways, and web server solutions trusted by top global enterprises.
Profiling Python in Production
This post is about the ways we approached instrumentation, and some tools you can use to optimize your own apps (including code). Learn how we reduced CPU usage by 80% through Python profiling.
Apache Kafka, Samza, and the Unix Philosophy of Distributed Data
Confluent is building the foundational platform for data in motion so any organization can innovate and win in a digital-first world.
OpenBSD 5.8 released
OpenBSD 5.8
Look Before You Leap – The Coming Leap Second and AWS
My colleague Mingxue Zhao sent me a guest post designed to make sure that you are aware of an important time / clock issue. Note: This post was first published on May 18, 2015. We made some important additions and corrections on May 25, 2015. — Jeff; The International Earth Rotation and Reference Systems (IERS) […]
Node.js running in the new Airbus A350 inflight servers
A couple of months ago Finnair announced the launch of the new A350 aircraft, making it the first European airline to start operating the model. We are