Re: voluntary-preempt I0: sluggish feel

From: Ingo Molnar
Date: Thu Jul 22 2004 - 13:13:10 EST



* Rudo Thomas <rudo@xxxxxxxxx> wrote:

> > OTOH, now the system feels terribly slow when voluntary_preemption is set to 2.
> > Setting it to 0 or 1 makes the sluggish feel go away.
>
> Oh, sorry for the noise. It was the NVIDIA driver. The open one works
> much better with the I0 patch.

i can reproduce this and i dont have the NVIDIA driver. When logging in
over the network then shell output is chunky with a setting of 2
(softirq redirection), shell output is smooth with a value of 1.

Ingo
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