[linux-audio-dev] Audio/Midi system - RT prios..
    Lee Revell 
    rlrevell at joe-job.com
       
    Fri Dec 30 18:32:38 UTC 2005
    
    
  
On Fri, 2005-12-30 at 15:17 +0000, Chris Cannam wrote:
> - ALSA sequencer uses kernel timers by default and 
> of course they only run at 100 or 250Hz in many 
> kernels. 
> 
Not anymore, since 2.6.14 when the kernel developers decided to roll
back HZ to 250 it uses the RTC by default.
>  - ALSA sequencer can sync to RTC, but the 
> associated module (snd-rtctimer) appears to hang 
> some kernels solid when loaded or used.  I don't have 
> much information about that, but I can probably find 
> out some more.
> 
Some bugs in the RTC driver were fixed in the 2.6.13.x series, make sure
these users try a newer kernel.
Lee
    
    
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