KDE 4.4 RC1 bad composite performance
dotancohen at gmail.com
Thu Jan 21 21:12:55 GMT 2010
2010/1/21 Nikos Chantziaras <realnc at arcor.de>:
> On 01/16/2010 09:14 PM, Dotan Cohen wrote:
>>> I updated from KDE 4.3.4/Qt 4.5.3 to 4.4 RC1/Qt 4.6.0. I noticed that
>>> desktop effects took a huge performance hit (desktop cube rotation for
>>> example is jerky with lots of frame skippint). Is this normal? I hope not?
>> I can confirm that in the short time I was using the 4.4 RC1 I
>> disabled the Wobbly Windows effect as it was jerky and frame skipping.
>> ATI x1400 Mobile Radeon card, FOSS drivers, Kubuntu 9.10.
> I was using the closed Catalyst driver with X.Org 7.4. I now updated to
> X.Org 7.5 and switched to the open source "radeon" driver. The speed
> problems are gone now, so it might be that the new KDE doesn't play well
> with X.Org 7.4. Which version are you using?
Whatever came with Kubunu 9.10. I was using the FOSS drivers I
believe. That system has long since been overwritten, though!
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