Perceived Performance: Difference between revisions

Perceived Performance (view source)

57 bytes added , 13 August 2009

Confirmed users

729

edits

@@ Line 20: / Line 20: @@
 ** Make it clear when a page is loading slowly, so users know they should go to another tab for a while instead of just waiting
 ** Offer to keep trying for me every few hours
+** Offer to show cached version of the page
 ** Offer coral cache link
 ** Show traceroute results while the page continues to not load (some descriptive information would be better for non power-users)
@@ Line 38: / Line 39: @@
 ** Less incremental layout: except on very slow pages, show content only once layout is stable, so users don't get in the habit of waiting for the activity indicator to go away.
 * Optimistic use of cache
-** Show cached stylesheets and images in addition to sending a (possibly delayed) if-modified-since request
+** Use cached images while waiting on if-modified-since request ({{bug|510120}}
+** Use cached stylesheets while waiting on if-modified-since request {{bug|510121}}
 ** Use cached image ''sizes'' even when we can't use the actual cached image
 ** Cache whether the page layout required a scrollbar ({{bug|381149}})
-** Use cached page to fire off requests for scripts and stylesheets (fewer round-trips needed for initial display of the page)
+** Use cached page to fire off requests for scripts and stylesheets ({{bug|510122}}
 ** Show entire page from cache, and then fade to a copy loaded off of the network once it is ready
 * Preload web pages