Re: Dmix using more CPU than plug:hw

[Takashi Iwai <tiwai@suse.de>]

At Sat, 7 May 2005 09:53:46 +1000,
Erik de Castro Lopo wrote:
> 
> 
> Note : Please CC me on responses as I am not subscribed to this 
> list.
> 
> Hi all,
> 
> I'm playing around with Polypaudio (an EsoundD replacement) and
> find that it works really well when I connect it to the plug:hw
> and the CPU usage is as I would expect.
> 
> If on the other hand I connect Polypaudio to the plug:dmix1
> (defined as below) device it attempts to chew up 100% of CPU and 
> then dies.
> 
> The ALSA version is whatever is in the 2.6.11 kernel. I have also
> seen this problem on two different systems (iBook/Tumbler and
> ia32/CMI8738) so its not hardware specific.
> 
> Does anyone have any ideas as to why a dmix device behaves so
> differently to plug:hw?

Does it still happen with 1.0.9rc3?


Takashi


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