[linux-audio-user] Low latency with 2.6.16.16 vanilla

Wolfgang Woehl tito at rumford.de
Sat May 27 00:53:08 EDT 2006


Wednesday 24 May 2006 17:24, Jack O'Quin:

> The required components are now available, and are being provided
> by a few leading-edge distributions.  Had you installed Ubuntu Dapper
> Drake (which is not yet officially released), you would not have seen
> any problem.  They chose to include the PAM patches and authorize
> all users to start realtime threads be default.  That is a reasonable
> choice for them (given their goals), but would not be appropriate for
> most other distributions.

I thought a realtime-scheduling kernel gives well-defined portions of time and 
system resources to processes. Why does that mean userland could dos the 
kernel? Is there no kernel watchdog that would kick out processes with 
excessive demands? Does the kernel not keep a book for it's own needs?

-- 
Wolfgang



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