Mozperftest¶

Mozperftest can be used to run performance tests.

The following documents all testing we have for mozperftest. If the owner does not specify the Usage and Description, it’s marked N/A.

browser/base/content/test¶

Performance tests from the ‘browser/base/content/test’ folder.

perftest_browser_xhtml_dom.js¶

owner: Browser Front-end team
name: Dom-size

Measures the size of the DOM

netwerk/test/perf¶

Performance tests from the ‘network/test/perf’ folder.

perftest_http3_cloudflareblog.js¶

owner: Network Team
name: cloudflare

User-journey live site test for cloudflare blog.

perftest_http3_controlled.js¶

owner: Network Team
name: controlled
tags: throttlable

User-journey live site test for controlled server

perftest_http3_facebook_scroll.js¶

owner: Network Team
name: facebook-scroll

Measures the number of requests per second after a scroll.

perftest_http3_google_image.js¶

owner: Network Team
name: g-image

Measures the number of images per second after a scroll.

perftest_http3_google_search.js¶

owner: Network Team
name: g-search

User-journey live site test for google search

perftest_http3_lucasquicfetch.js¶

owner: Network Team
name: lq-fetch

Measures the amount of time it takes to load a set of images.

perftest_http3_youtube_watch.js¶

owner: Network Team
name: youtube-noscroll

Measures quality of the video being played.

perftest_http3_youtube_watch_scroll.js¶

owner: Network Team
name: youtube-scroll

Measures quality of the video being played.

netwerk/test/unit¶

Performance tests from the ‘netwerk/test/unit’ folder.

test_http3_perf.js¶

owner: Network Team
name: http3 raw
tags: network,http3,quic
Default options

--perfherder
--perfherder-metrics name:speed,unit:bps
--xpcshell-cycles 13
--verbose
--try-platform linux, mac

XPCShell tests that verifies the lib integration against a local server

testing/performance¶

Performance tests from the ‘testing/performance’ folder.

perftest_bbc_link.js¶

owner: Performance Team
name: BBC Link

Measures time to load BBC homepage

perftest_facebook.js¶

owner: Performance Team
name: Facebook

Measures time to log in to Facebook

perftest_jsconf_cold.js¶

owner: Performance Team
name: JSConf (cold)

Measures time to load JSConf page (cold)

perftest_jsconf_warm.js¶

owner: Performance Team
name: JSConf (warm)

Measures time to load JSConf page (warm)

perftest_politico_link.js¶

owner: Performance Team
name: Politico Link

Measures time to load Politico homepage

perftest_youtube_link.js¶

owner: Performance Team
name: YouTube Link

Measures time to load YouTube video

perftest_android_startup.js¶

owner: Performance Team
name: android-startup

Measures android startup times

This test consists of 2 main tests, cold main first frame(cmff) and cold view nav start(cvns). cold main first frame is the measurement from when you click the app icon & get duration to first frame from ‘am start -W’. cold view nav start is the measurement from when you send a VIEW intent & get duration from logcat: START proc to PageStart.

perftest_pageload.js¶

owner: Performance Team
name: pageload

Measures time to load mozilla page

perftest_perfstats.js¶

owner: Performance Team
name: perfstats

Collect perfstats for the given site

This test launches browsertime with the perfStats option (will collect low-overhead timings, see Bug 1553254). The test currently runs a short user journey. A selection of popular sites are visited, first as cold pageloads, and then as warm.

perftest_WPT_chrome_init_file.js¶

owner: Performance Testing Team
name: webpagetest-chrome

Run webpagetest performance pageload tests on Chrome against Alexa top 50 websites

This mozperftest gets webpagetest to run pageload tests on Chrome against the 50 most popular websites and provide data. The full list of data returned from webpagetest: firstContentfulPaint, visualComplete90, firstPaint, visualComplete99, visualComplete, SpeedIndex, bytesIn,bytesOut, TTFB, fullyLoadedCPUms, fullyLoadedCPUpct, domElements, domContentLoadedEventStart, domContentLoadedEventEnd, loadEventStart, loadEventEnd

perftest_WPT_firefox_init_file.js¶

owner: Performance Testing Team
name: webpagetest-firefox

Run webpagetest performance pageload tests on Firefox against Alexa top 50 websites

This mozperftest gets webpagetest to run pageload tests on Firefox against the 50 most popular websites and provide data. The full list of data returned from webpagetest: firstContentfulPaint, timeToContentfulPaint, visualComplete90, firstPaint, visualComplete99, visualComplete, SpeedIndex, bytesIn, bytesOut, TTFB, fullyLoadedCPUms, fullyLoadedCPUpct, domElements, domContentLoadedEventStart, domContentLoadedEventEnd, loadEventStart, loadEventEnd

If you have any questions, please see this wiki page.