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Long exposure of highway with downtown skyscraper in the background of an unidentified city. There are green grass hills on both sides and a bright moon in the sky. Long exposure of highway with downtown skyscraper in the background of an unidentified city. There are green grass hills on both sides and a bright moon in the sky.

" data-image-caption="" data-medium-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/12/Long_exposure_of_highway_and_skyscraper_with_bright_sky.jpeg?w=750" data-large-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/12/Long_exposure_of_highway_and_skyscraper_with_bright_sky.jpeg?w=800"/>

Perf Matters at Wikipedia in 2016

Looking back at our ups and downs. 
Continue reading “Perf Matters at Wikipedia in 2016”…
Gelsenkirchen-Erle, pipeline along the EmscherGelsenkirchen-Erle, pipeline along the Emscher

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Gelsenkirchen-Erle, pipeline along the Emscher

" data-medium-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/12/Gelsenkirchen-Erle_leiding_langs_de_Emscher_IMG_8418_2018-09-01_12.05.jpg?w=750" data-large-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/12/Gelsenkirchen-Erle_leiding_langs_de_Emscher_IMG_8418_2018-09-01_12.05.jpg?w=1000"/>

How we’re building our Kubernetes pipeline in GitLab

Our deployment pipeline helps our developers build, test, and release Docker images to our production Kubernetes. Now we’re migrating the pipeline to GitLab and seizing the chance to refine our tools.

Continue reading “How we’re building our Kubernetes pipeline in GitLab”…
Web Perf Hero header image

" data-image-caption="" data-medium-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/11/WebPerfHero.png?w=750" data-large-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/11/WebPerfHero.png?w=1000"/>

Web Perf Hero: Valentín Gutierrez

Today we celebrate two numbers: 25% lower latency for ATS backend requests at the p75, and up to 1000X reduction of ATS disk read latency at the p999.
Continue reading “Web Perf Hero: Valentín Gutierrez”…
A graph of SPDY usage vs time to first paintA graph of SPDY usage vs time to first paint

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A graph of SPDY usage vs time to first paint

" data-medium-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/11/first-paint-vs-spdy-dark.jpg?w=750" data-large-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/11/first-paint-vs-spdy-dark.jpg?w=900"/>

HTTP/2 performance revisited

Deploying HTTP/2 support to the Wikimedia CDN significantly changed how browsers negotiate and transfer data during the page load process. We found regressions in performance during the transition and are sharing the lessons we learned.
Continue reading “HTTP/2 performance revisited”…
A shovel in a pool of wet cement; from the left of the frame, we see the toe of a work-boot, seemingly poised to plunge the shovel into the wet concrete.A shovel in a pool of wet cement; from the left of the frame, we see the toe of a work-boot, seemingly poised to plunge the shovel into the wet concrete.

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A shovel in a pool of wet cement; from the left of the frame, we see the toe of a work-boot, seemingly poised to plunge the shovel into the wet concrete.

" data-medium-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/10/Shovel_Ready_Project_7231596148.jpeg?w=750" data-large-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/10/Shovel_Ready_Project_7231596148.jpeg?w=800"/>

Introducing Terraform support on Wikimedia Cloud VPS

Learn how Wikimedia Cloud VPS was adapted to work with Terraform.
Continue reading “Introducing Terraform support on Wikimedia Cloud VPS”…
Two people sitting cross-legged while working on their computers. They seem to be discussing code.Two people sitting cross-legged while working on their computers. They seem to be discussing code.

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Two people sitting cross-legged while working on their computers. They seem to be discussing code.

" data-medium-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/07/Wikimania-hackathon.jpg?w=750" data-large-file="https://web.archive.org/web/20230115051851/https://techblog.wikimedia.org/wp-content/uploads/2022/07/Wikimania-hackathon.jpg?w=800"/>

Join the Wikimania Hackathon, August 12-14 2022!

The Wikimania 2022 Hackathon is a free, online event where anyone interested in Wikimedia technology can work together on projects, learn new skills, and meet other technical contributors. Don’t miss this opportunity to come together with other Wikimedia technical community members!
Continue reading “Join the Wikimania Hackathon, August 12-14 2022!”…
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