performance
LCP Too Slow
Largest Contentful Paint.*exceeded.*(?:2500|4000)ms
Fixes
- 1.Preload critical images and fonts
- 2.Optimize server response time (TTFB)
- 3.Remove render-blocking resources from head
performancelcpcore-web-vitals
Related Errors
performance3 fixes
CLS Too High
Cumulative Layout Shift.*(?:0\.1|0\.25).*exceeded
- •Add width/height attributes to images and videos
- •Reserve space for dynamic content with aspect-ratio
performance3 fixes
TTI Too Slow
Time to Interactive.*exceeded.*(?:3800|7300)ms
- •Code-split and lazy load non-critical JavaScript
- •Reduce main thread blocking time
performance3 fixes
Bundle Size Limit Exceeded
Bundle size.*exceeded.*limit|maxSize.*budget exceeded
- •Analyze bundle with webpack-bundle-analyzer
- •Code-split routes and heavy dependencies