Timo Tijhof – Page 2 – [[WM:TECHBLOG]]

Web Perf Hero: Amir Sarabadani

Today we recognize Amir’s work over the past six months which cut latencies by half!

Web Perf Hero: SD0001

@SD0001 implemented Package files for Gadgets (T198758). This enables gadget maintainers to bundle JSON files, unpacked via require(). This improves…

Web Perf Hero: Umherirrender

@Umherirrender has initiated and carried out significant improvements to the performance of MediaWiki user preferences (T278650, T58633 , and T291748).…

Profiling PHP in production at scale

We built an efficient sampling profiler for PHP. It runs continually in production on live requests, and generates trace logs and flame graphs.

WikimediaDebug is a set of tools for debugging and profiling MediaWiki web requests in a production environment. WikimediaDebug can be used through the accompanying browser extension, or from the command-line. This post highlights changes we made to WikimediaDebug over the past year, and explains more generally how its capabilities work.

Wikipedia’s JavaScript initialisation on a budget

This week saw the conclusion of a project that I’ve been shepherding on and off since September of last year. The goal was for the initialisation of our asynchronous JavaScript pipeline (at the time, 36 kilobytes in size) to fit within a budget of 28 KB – the size of two 14 KB bursts of Internet packets.