rt kernel

Alessio Igor Bogani abogani at ubuntu.com
Mon Apr 4 12:51:40 UTC 2011


Hi,

2011/4/3 Gerhard Lang <lang.gerhard at gmail.com>:
[...]
> buffersize/xrun ratio. For tedious audio work on standard hardware I see no
> more need for -rt kernels.

I would be very happy if we could live without -rt kernel.

> I guess there might be a little profit for audio
> performance by compiling actual kernel cgroups disabled, no tics disabled,
> preemptible kernel enabled and  timer frequency set to 1000hz.

This is exactly the -lowlatency kernel.

> optional manipulating devices' IRQ assignment and priorities like this was
> done by rtirq should be a feature for standard kernels.

I hope to provide soon a new -lowlatency kernel which provide that
feature (which is available in 2.6.39).

Ciao,
Alessio



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