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Date: Sat, 5 Jan 2002 19:30:40 -0800 (PST)
From: Vikram <vvikram@stanford.edu>
To: Ingo Molnar <mingo@elte.hu>
cc: lkml <linux-kernel@vger.kernel.org>
Subject: 2.4.17 kernel without modules...was Re:O(1) SMP and UP scheduler
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hi ingo,

i am running 2.4.17 on an AMD duron 256MB RAM here. i tried the 2.4.17-B4
patch on a freshly built UP kernel . it applied successfully.

as you had mentioned earlier i built it _without_ modules. it
boots up fine and all that....goes to xdm ---> hard lockup after that.

	Vikram



On Sun, 6 Jan 2002, Alan Cox wrote:

> > Ingo, you don't need that many queues, 32 are more than sufficent.
> > If you look at the distribution you'll see that it matters ( for
> > interactive feel ) only the very first ( top ) queues, while lower ones
> > can very easily tollerate a FIFO pickup w/out bad feelings.
>
> 64 queues costs a tiny amount more than 32 queues. If you can get it down
> to eight or nine queues with no actual cost (espcially for non realtime queues)
> then it represents a huge win since an 8bit ffz can be done by lookup table
> and that is fast on all processors
> -
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