Re: [LAU] Which kernel do you use?

Am 28.01.2015 um 09:04 schrieb Peder Hedlund:
> Quoting Hermann Meyer <brummer-@web.de>:
>
>>
>> Am 24.01.2015 um 08:14 schrieb Ralf Mardorf:
>>> On Fri, 23 Jan 2015 20:53:21 -1000, david wrote:
>>>> No desktop environment should require hardware acceleration to work.
>>>> That way lies the Land of Windows Bloat!
>>> Amen!
>>>
>>> JFTR my stone age ATI graphics, when using the FLOSS driver, can be
>>> used
>>> without any performance issues for Google Earth, it's quick as a flash,
>>> but using Cinnamon is impossible. That's ridiculous! Cinnamon and
>>> similar desktops are simply written by people who don't know how to
>>> program correctly. It's not a driver acceleration issue, if it's
>>> possible to use software such as Google Earth without performance
>>> issues, but using a DE as Cinnamon is impossible.
>>
>> Seems like you are right, no problem/Xrun with Kernel: 3.19.0-rc5
>> x86_64 when I use LXDE instead of Cinnamon.
>> So it seems that, as soon acceleration in the nouveau driver becomes
>> improved, Cinnamon isn't suitable for Audio work anymore.
>
> I don't think it's Cinnamon or nouveau per se.
> When I use Compiz/XFCE and the NVIDIA binary driver I also get xruns
> even with fairly high latency settings on a stock 12.04 Ubuntu kernel.
> Switching to xfwm4 allows me to go much lower.
>
> To me it seems something in the compositing is the main culprit for
> killing low latency.
>
> - Peder
>
>
Well, but it seems to be kernel related as well, Kernel 3.4.105 didn't
case Xruns, while compositing is on here.

regards
hermann
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Received on Wed Feb 4 08:15:02 2015