performance.wikimedia.org

performance.wikimedia.org is a site maintained by the Performance Team.

Service

Currently hosted on webperf001 (via misc-web-lb). See also Performance/Runbook/Webperf-processor services#site.

Coal

https://performance.wikimedia.org/

Metric data is queried from Graphite via coal-web.

Arc Lamp

https://performance.wikimedia.org/php-profiling/

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

• Performance/Runbooks
• Performance/Metrics

External link

• https://performance.wikimedia.org/