Closed Bug 129806 Opened 23 years ago Closed 22 years ago

Chainging font size is very slow

Categories

(Core :: Layout, defect, P2)

Product:
Core
Component:
Layout
Type:
defect

Tracking

()

Status:
RESOLVED DUPLICATE of bug 140391
Milestone:
Future

People

(Reporter: ezh, Assigned: attinasi)

References

(
URL
)

Details

(Keywords: perf, testcase)

1. Load the page 2. Press CTRL-+ for changing font size. 3. It takes about 4-5 sec. on my Duron 950. Opera and ie are doing it much faster. moz 2002030703
layout.
Assignee: asa → attinasi
Component: Browser-General → Layout
QA Contact: doronr → petersen
Keywords: perf
Changing QA contact
QA Contact: petersen → amar
Priority: -- → P2
Target Milestone: --- → Future
Confirmed that it takes 10 sec on my machine with 600 MHz CPU and 126 mb ram.
Keywords: testcase
just hit this on my 1.5 GHz machine. froze the app for about 10 seconds! here's what I saw in the console, several times. WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 WARNING: empty damage rect: update caller to avoid fcn call overhead, file c:/bu ilds/buffy/mozilla/layout/html/base/src/nsFrame.cpp, line 2535 *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** *** Forcing reframe! *** to be fair, I had mail open, and a browser window with about 6 tabs.
QA Contact: amar → petersen
more like 5 seconds, not 10. but still long enough to notice.
The heart of it is that reflowing the whole page (and it's not a small page) takes a while...
OS: Windows 2000 → All
Hardware: PC → All
Whiteboard: DUPEME
*** This bug has been marked as a duplicate of 140391 ***
Status: NEW → RESOLVED
Closed: 22 years ago
Resolution: --- → DUPLICATE
Whiteboard: DUPEME
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