Page views
564
7d
± 0% vs previous 7d
LCP · p75
2.68 s
71% good · 564 samples
▲ 3% vs previous 7d
INP · p75
283 ms
65% good · 359 samples
▲ 15% vs previous 7d
CLS · p75
0.03
88% good · 564 samples
▼ 13% vs previous 7d
FCP · p75
2.67 s
53% good · 564 samples
▲ 3% vs previous 7d
TTFB · p75
1.45 s
45% good · 564 samples
▲ 3% vs previous 7d
Happy page views
49%
19% unhappy · 564 rated
What to fix first
Slow page loads cost you engagement
Comparing like with like (the same page type), page views whose main content took over 4 s got 51% less engaged time and 78% fewer clicks than ones that loaded in under 2.5 s. Based on 56 slow page views across 1 page type.
Compare fast and slow page views →
INP got 15% worse than the previous 7d
p75 INP is now 283 ms. The Vitals tab shows when it changed and which pages it changed on.
INP over time →
/search/ pages are slow to show their main content
p75 LCP is 2.68 s over 564 full page loads; 10% took over 4 s. Most of the time goes on waiting for the server.
Try: Most of the time passes before the HTML arrives: cache pages at the edge/CDN or speed up the server.
LCP by page and element →
Taps and clicks on this element respond slowly
#onetrust-accept-btn-handler
p75 INP is 283 ms over 90 page views, mostly on /search/. Most of the time goes on running the event handler.
Try: The event handler itself is slow: do less work in it, or yield (scheduler.yield / setTimeout) before the heavy part.
INP by element →
Taps and clicks on this element respond slowly
nav.toc > a.toc-link
p75 INP is 429 ms over 52 page views, mostly on /search/. Most of the time goes on running the event handler.
Try: The event handler itself is slow: do less work in it, or yield (scheduler.yield / setTimeout) before the heavy part.
INP by element →
This element makes the page jump as it loads
header.site-header
p75 CLS is 0.11 on the 69 page views where it shifted, mostly on /search/.
Try: Reserve its space before it arrives: width and height (or aspect-ratio) on images and embeds, a min-height for content inserted later, and font-display with matched fallback metrics for web fonts.
CLS by element →
3 more findings
This element makes the page jump as it loads
#onetrust-banner-sdk
p75 CLS is 0.12 on the 58 page views where it shifted, mostly on /search/.
Try: Reserve its space before it arrives: width and height (or aspect-ratio) on images and embeds, a min-height for content inserted later, and font-display with matched fallback metrics for web fonts.
CLS by element →
This element makes the page jump as it loads
div.ad-slot
p75 CLS is 0.13 on the 52 page views where it shifted, mostly on /search/. 1 more element that shifts is in the Vitals tab.
Try: Reserve its space before it arrives: width and height (or aspect-ratio) on images and embeds, a min-height for content inserted later, and font-display with matched fallback metrics for web fonts.
CLS by element →
Taps and clicks on this element respond slowly
div.gallery > button.next
p75 INP is 302 ms over 43 page views, mostly on /search/. Most of the time goes on running the event handler. 4 more slow elements are in the Vitals tab.
Try: The event handler itself is slow: do less work in it, or yield (scheduler.yield / setTimeout) before the heavy part.
INP by element →
Trend
By device
| Device | Page views | p75 LCP | p75 INP | p75 CLS |
|---|---|---|---|---|
| Mobile | 564 | 2.68 s | 283 ms | 0.03 |
| Desktop | 451 | 2.01 s | 135 ms | 0.04 |
| Tablet | 163 | 2.87 s | 256 ms | 0.03 |
Does speed cost engagement?
Page views grouped by their own LCP. If slower pages get fewer clicks and less reading, that's the cost of slowness.
| LCP | Page views | Clicks per view | Engaged time | Avg scroll |
|---|---|---|---|---|
| Good | 398 | 1.70 | 32.9 s | 58% |
| Needs improvement | 110 | 0.87 | 23.9 s | 54% |
| Poor | 56 | 0.38 | 16.2 s | 42% |
Biggest changes vs previous 7d
| Measure | Previous | Now | Change |
|---|---|---|---|
| p75 INP · Presentation | 74 ms | 85 ms | ▲ 15% |
| p75 INP · Processing | 110 ms | 128 ms | ▲ 15% |
| p75 INP | 246 ms | 283 ms | ▲ 15% |
| p75 FCP | 2.58 s | 2.67 s | ▲ 3% |
| p75 LCP | 2.61 s | 2.68 s | ▲ 3% |
| p75 TTFB | 1.41 s | 1.45 s | ▲ 3% |
| p75 LCP · Render delay | 1.23 s | 1.20 s | ▼ 2% |