performance.wikimedia.org

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performance.wikimedia.org.

Service

Currently hosted on graphite1001 (via misc-web-lb).

Code:

Coal

https://performance.wikimedia.org/#!/coal

Various graphs are metrics are exposed via coal. Including front-end timings (domComplete, firstPaint etc) and backend performance (saveTiming).

Xenon

https://performance.wikimedia.org/xenon/

HHVM's Xenon profiler is used to collect stack traces from CPU usage frames. Logs are aggregated on mwlog1001.

Logs are then used to generate interactive SVG flame graphs using the FlameGraph tool.

XHGui

https://performance.wikimedia.org/xhgui/

See XHGui.

See also

External link