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

Tested 2026-08-24 23:19:06 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page is below the bar; the dots show where.https://www.mediawiki.org/wiki/MediaWiki
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s2.056 smedian
Cumulative Layout Shifthow much the layout jumpedflaggedgood under 0.1poor over 0.250.513median
Total Blocking Timehow long the main thread was blockedflaggedgood under 200 mspoor over 600 ms556 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s1.464 smedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB894.6 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9081median
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
poorhttps://www.mediawiki.org/wiki/MediaWiki2.056 s0.513556 ms1.464 s894.6 KB81→

How the median page rendered

Visual milestones
  • 1.132 sFirst Contentful Paint
  • 1.133 sFirst Visual Change
  • 1.464 sSpeed Index
  • 2.056 sLargest Contentful Paint
  • 2.567 sLast Visual Change
  • 3.008 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer894.6 KB
javascript488.7 KBimage325.2 KBcss35.9 KBhtml20.1 KBsvg14.7 KBfavicon8.3 KBjson1.8 KB
Requests31
svg12image8javascript5css2html1favicon1json1

Coach's notes

Median scores out of 100
  • Performance81
  • Best practice60
  • Privacy77
  • Overall77

CPU

Median across all pages
  • Long tasks7
  • Long task time994 ms
  • Max Potential FID237 ms
Where the time went
  • Running JavaScript1.355 s
  • Other browser work572 ms
  • Style & layout527 ms
  • Parsing HTML & CSS180 ms
  • Paint & composite105 ms
  • Parsing & compiling JavaScript33 ms
  • Garbage collection18 ms