[LAD] [ANNOUNCE] Safe real-time on the desktop by default; Desktop/audio RT developers, read this!

Ralf Mardorf ralf.mardorf at alice-dsl.net
Fri Jun 19 18:56:54 UTC 2009

Lennart Poettering wrote:
> On Fri, 19.06.09 20:32, Ralf Mardorf (ralf.mardorf at alice-dsl.net) wrote:
>> Lennart Poettering wrote:
>>> So what does RealtimeKit do that previous solutions didn't do? rtkit
>>> relies on a new kernel feature SCHED_RESET_ON_FORK that got recently
>>> merged into Ingo's tree and will hence shortly appear in 2.6.31.
>> Is it proved not to negative affect MIDI jitter? It seems to be an up  
>> and down with kernel versions. Audio always seems to be fine, while MIDI  
>> jitter increases or decreases randomly from version to version. It  
>> should been proved that it won't have unwanted effects, before it's  
>> included to the rt patch's tree. I'm a user only, it's not an  
>> assumption, just a question.
> This should have no such impact. The flag is only checked for on
> fork(), i.e. almost never.
> Lennart

That's good Lennart. Thank you for the information. I always fear that 
things can have impact to the poor relation rt-MIDI.



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