1 page analysed for https://www.mediawiki.org/wiki...

Tested 2026-08-24 21:37:48 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page needs work; the dots show where.https://www.mediawiki.org/wiki/How_to_contribute
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s820 msmedian
Cumulative Layout Shifthow much the layout jumpedpassesgood under 0.1poor over 0.250.034median
Total Blocking Timehow long the main thread was blockedpassesgood under 200 mspoor over 600 ms0 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s787 msmedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB651.7 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9088median · worst 89
The dot on each track is your page; click it to open the page report.

Page by page

Worst first · median of the runs · click a page for its full report
VerdictPageLCPCLSTBTSpeed IndexWeightCoach
needs workhttps://www.mediawiki.org/wiki/How_to_contribute820 ms0.0340 ms787 ms651.7 KB89→

How the median page rendered

Visual milestones
  • 666 msFirst Visual Change
  • 672 msFirst Contentful Paint
  • 787 msSpeed Index
  • 820 msLargest Contentful Paint
  • 1.466 sLast Visual Change
  • 1.647 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer651.7 KB
javascript548.1 KBcss38.3 KBhtml28.6 KBimage19.8 KBsvg8.7 KBfavicon8.2 KB
Requests24
image8javascript6svg5css2html1favicon1

Coach's notes

Median scores out of 100
  • Performance88
  • Best practice69
  • Privacy77
  • Overall81

CPU

Median across all pages
  • Long tasks1
  • Long task time99 ms
  • Max Potential FID0 ms
Where the time went
  • Running JavaScript208 ms
  • Style & layout147 ms
  • Other browser work72 ms
  • Paint & composite33 ms
  • Parsing HTML & CSS22 ms
  • Garbage collection9 ms
  • Parsing & compiling JavaScript5 ms