jank when scrolling on sophiaconseil.fr (profiler blames nsDisplayBoxShadowOuter::Paint)

UNCONFIRMED
Unassigned

Status

()

Core
Layout
UNCONFIRMED
6 years ago
3 years ago

People

(Reporter: Jean Claveau, Unassigned)

Tracking

({perf})

19 Branch
x86
Linux
Points:
---

Firefox Tracking Flags

(Not tracked)

Details

(Reporter)

Description

6 years ago
User Agent: Mozilla/5.0 (X11; Linux i686; rv:19.0) Gecko/19.0 Firefox/19.0
Build ID: 20121018030618

Steps to reproduce:

Go there : http://www.sophiaconseil.fr/
Scroll up/down, up/down.


Actual results:

The scroll animation is not smooth.


Expected results:

Should be smooth :)

Here is the profile : http://people.mozilla.com/~bgirard/cleopatra/?report=9106c09cda8f14b295a20f2f7752ff5acfb5827c

It shows this BoxShodow painting janks plus the sessionStore issue https://bugzilla.mozilla.org/show_bug.cgi?id=669034 .

Comment 1

6 years ago
I can't reproduce on Mac with the current nightly, is this Linux-specific or has the site changed?
Component: Untriaged → Layout
Keywords: perf
Product: Firefox → Core
Summary: nsDisplayBoxShadowOuter causes janks → jank when scrolling on sophiaconseil.fr (profiler blames nsDisplayBoxShadowOuter::Paint)

Comment 2

6 years ago
I cant reproduce janks in scrolling. But the page does use 1 core completely. Both with HWA on and OFF.
Using win7.

Comment 3

3 years ago
Jean, do you still see this when using newer version?
Flags: needinfo?(jean.claveau)
(Reporter)

Comment 4

3 years ago
This website has be remade from scratch and the new version is smooth. Thanks! :)
Flags: needinfo?(jean.claveau)
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