Wikimedia Performance

We monitor the performance of Wikipedia continuously. These graphs are sampled measurements from 1 of 1000 requests. If you want to dig deeper into our metrics, you should check out our Grafana graphs.

– Wikimedia Performance Team

Latest blog posts

WikimediaDebug v2 is here!
Wikipedia's JavaScript initialisation on a budget
Tracking down slow event handlers with Event Timing

domInteractive: When the browser has parsed the main HTML document.

firstPaint: The moment something is first painted on the screen (currently only collected in Chrome and IE/Edge).

loadEventEnd: When the load event fired in the browser and the current document is complete.

responseStart: The time it takes for the client to receive a response from the server (TTFB).

saveTiming: The time it takes to submit and save an edit on an article.