EdgeConf - Page Load Performance Opening Talk

  • 2,008 views
Uploaded on

Opening talk from web performance panel at EdgeConf 3 in London

Opening talk from web performance panel at EdgeConf 3 in London

More in: Technology
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
No Downloads

Views

Total Views
2,008
On Slideshare
0
From Embeds
0
Number of Embeds
3

Actions

Shares
Downloads
3
Comments
0
Likes
2

Embeds 0

No embeds

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Page Load Performance #EdgeConf 3, Mar 2014
  • 2. http://www.flickr.com/photos/sybrenstuvel/2468506922 I’m frustrated…
  • 3. The web is too slow http://www.flickr.com/photos/the_justified_sinner/3507390621
  • 4. The web is too slow http://www.flickr.com/photos/the_justified_sinner/3507390621
  • 5. Too may sites are too slow http://www.flickr.com/photos/the_justified_sinner/3507390621
  • 6. - Minimise Latency! ! - Minimise Round Trips! ! - Minimise Blocking We know how to make sites fast!
  • 7. Maximise value from first round trip Guardian divide page load into! ! - Content! ! - Enhancements! ! - Leftovers
  • 8. Browsers are doing a great job http://www.flickr.com/photos/brianauer/2197218356/
  • 9. HTTP/2
  • 10. But we keep adding more and more to our pages http://www.flickr.com/photos/70601645@N00/383984327
  • 11. and including more render blocking requests http://www.flickr.com/photos/timo/3995227
  • 12. We can automate optimisation http://www.flickr.com/photos/freshwater2006/693945631
  • 13. We’ve got some great tools
  • 14. We can measure in the visitor’s browser - Page level timings! ! - Resource level timings! ! - User defined timing points
  • 15. We need to move beyond ‘which pages are slow?’
  • 16. To why are they slow?
  • 17. To how do we fix them?
  • 18. Performance is a facet of User Experience http://www.flickr.com/photos/21218849@N03/8638895168
  • 19. We need to design for it http://www.flickr.com/photos/9760699@N08/3748770917
  • 20. http://www.flickr.com/photos/communityfriend/2342578485 It’s just another constraint
  • 21. We’ve come a long way… http://www.flickr.com/photos/proimos/5452083285 …but we’ve still a way to go