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#1 2010-07-25 10:11:29

syms
Member
Registered: 2008-12-25
Posts: 296

Scrolling with kde 4.5 is laggy

Hi,
I tried kde-unstable and kde-snapshots repo, but the problem remains. When i open e.g. dolphin with many files, i maximize window, and when i try to scroll through files the scrolling is laggy and choppy. In kde 4.4 theres no such problem at all. Im using latest packages. My video card is geforce 9500 gt, using proprietary driver.

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#2 2010-07-25 10:26:04

Labello
Member
From: Germany
Registered: 2010-01-21
Posts: 317
Website

Re: Scrolling with kde 4.5 is laggy

i can confirm that! did you file a bug-report?


"They say just hold onto your hope but you know if you swallow your pride you will choke"
Alexisonfire - Midnight Regulations

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#3 2010-07-25 13:45:39

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

Labello wrote:

i can confirm that! did you file a bug-report?

heres a report:
https://bugs.kde.org/show_bug.cgi?id=245740
dont forget to vote!
by the way if your on 64 bit, kde 4.5 rc3 packages have been upload, maybe you can try new release and report me back if that problem is fixed

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#4 2010-07-25 15:57:37

Labello
Member
From: Germany
Registered: 2010-01-21
Posts: 317
Website

Re: Scrolling with kde 4.5 is laggy

seems to be fixed in RC3. No lagg for me anymore smile


"They say just hold onto your hope but you know if you swallow your pride you will choke"
Alexisonfire - Midnight Regulations

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#5 2010-07-26 17:04:42

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

I upgraded to kde 4.4.95 but for me it still lags. maybe i need to reinstall arch, because i think i screwed my installation.

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#6 2010-07-26 17:38:57

Vamp898
Member
From: 東京
Registered: 2009-01-03
Posts: 909
Website

Re: Scrolling with kde 4.5 is laggy

no no no


first of all do that

rm -rf .kde4/share/config/{kwin*,plasma*}

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#7 2010-07-26 17:51:05

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

Vamp898 wrote:

no no no


first of all do that

rm -rf .kde4/share/config/{kwin*,plasma*}

deleting .kde4 doesnt help. also trying with new user doesnt help too. it looks like progdan's repo in past have installed some crap. disabling compositing doesnt help

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#8 2010-07-26 18:00:52

Vamp898
Member
From: 東京
Registered: 2009-01-03
Posts: 909
Website

Re: Scrolling with kde 4.5 is laggy

sounds like a graphic card/driver issue

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#9 2010-07-26 18:15:44

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

well i also get random crashes when trying to type something in e.g. konsole, konqueror dolphin etc. also, when i try to change my mouse cursor, systemsettings just crashes. i would be thankful if you would test and post here if you experience any of those bugs.

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#10 2010-07-26 19:44:19

humancyborg
Member
Registered: 2010-07-26
Posts: 4

Re: Scrolling with kde 4.5 is laggy

Upgraded to 4.4.95-1 today via kde-unstable and all lag/memory consumption issues appear to be resolved. Using 4.4.92 X was using over 300mb with Kwin compositing enabled, now using 30.4mb for the last hour and system feels snappier in general with far lower CPU usage.

This is on a Q6600 quad core with 6GB of RAM using the NVIDIA 256 drivers.

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#11 2010-07-26 19:55:36

loafer
Member
From: the pub
Registered: 2009-04-14
Posts: 1,772

Re: Scrolling with kde 4.5 is laggy

humancyborg wrote:

Upgraded to 4.4.95-1 today via kde-unstable and all lag/memory consumption issues appear to be resolved. Using 4.4.92 X was using over 300mb with Kwin compositing enabled, now using 30.4mb for the last hour and system feels snappier in general with far lower CPU usage.

This is on a Q6600 quad core with 6GB of RAM using the NVIDIA 256 drivers.

If you've got 6GB of RAM and it's using 300MB you don't really have a problem with the memory consumption.  Apart from the fact you can take some out, sell it on ebay and buy something useful. :-)


All men have stood for freedom...
For freedom is the man that will turn the world upside down.
Gerrard Winstanley.

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#12 2010-07-26 20:02:05

humancyborg
Member
Registered: 2010-07-26
Posts: 4

Re: Scrolling with kde 4.5 is laggy

loafer wrote:

If you've got 6GB of RAM and it's using 300MB you don't really have a problem with the memory consumption.  Apart from the fact you can take some out, sell it on ebay and buy something useful. :-)

I consider it a problem when a process suddenly starts using ~10x its typical memory smile

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#13 2010-07-26 20:25:40

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

can you guys open system settings, go to input devices, select mouse, and cursor theme tab and when you click on other cursor theme does system settings crashes for you?

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#14 2010-07-26 20:32:20

humancyborg
Member
Registered: 2010-07-26
Posts: 4

Re: Scrolling with kde 4.5 is laggy

syms wrote:

can you guys open system settings, go to input devices, select mouse, and cursor theme tab and when you click on other cursor theme does system settings crashes for you?

works fine for me, I was able to change to any of the different icon themes (by pressing apply), no crashes.

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#15 2010-07-26 20:35:16

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

humancyborg wrote:
syms wrote:

can you guys open system settings, go to input devices, select mouse, and cursor theme tab and when you click on other cursor theme does system settings crashes for you?

works fine for me, I was able to change to any of the different icon themes (by pressing apply), no crashes.

thanks for info, going to reinstall my arch when kde 4.5 final release will come in repos

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#16 2010-07-26 20:37:09

humancyborg
Member
Registered: 2010-07-26
Posts: 4

Re: Scrolling with kde 4.5 is laggy

syms wrote:

thanks for info, going to reinstall my arch when kde 4.5 final release will come in repos

fwiw, I have had no problem with any of the 4.5 RC's beyond slightly poor performance, which is fixed in RC3.

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#17 2010-07-26 20:38:38

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

humancyborg wrote:
syms wrote:

thanks for info, going to reinstall my arch when kde 4.5 final release will come in repos

fwiw, I have had no problem with any of the 4.5 RC's beyond slightly poor performance, which is fixed in RC3.

well thats because something in my arch has seriously screwed up smile
the only way is to reinstall everything

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#18 2010-07-26 23:14:28

MadCat_X
Member
Registered: 2009-10-08
Posts: 189

Re: Scrolling with kde 4.5 is laggy

Perhaps it's just something with KDE rather that Arch itself. I'd try uninstalling KDE completely, deleting any leftover files and installing the 4.5 RC3 from the kde-unstable repo. I just made a switch from KDEMod to vanilla KDE 4.5 RC2 (now updated to RC3 of course) and everything is working like a dream...

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#19 2010-07-27 13:48:48

syms
Member
Registered: 2008-12-25
Posts: 296

Re: Scrolling with kde 4.5 is laggy

MadCat_X wrote:

Perhaps it's just something with KDE rather that Arch itself. I'd try uninstalling KDE completely, deleting any leftover files and installing the 4.5 RC3 from the kde-unstable repo. I just made a switch from KDEMod to vanilla KDE 4.5 RC2 (now updated to RC3 of course) and everything is working like a dream...

i tried that before, im not that dumb wink . used pacman  -Rcsn which deletes all related dependencies for kde too

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