Re: Good performance (hard realtime ??) on 2.6.16 patched with patch-2.6.16-rt29 from Ingo Molnar

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On Mon, 2006-06-12 at 11:12 +0100, Felix Oxley wrote:
> (Regarding Hard Real Time, my understanding is that that depends on a
> _guarantee_ that the system will always be able to produce the  
> 'result' within the required interval. Ingo's -rt patches may give  
> exceedingly good responsiveness but they offer no guarantees, so they
> cannot be considered Hard Real Time) 

The -rt kernel is capable of hard realtime, modulo any bugs, but no one
has yet done an analysis of the few non-preemptible code paths to
determine what guarantees it can make.

Lee

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