Subject: Re: [linux-audio-dev] kernel 2.6.6 just out
From: Luke Yelavich (luke_AT_audioslack.com)
Date: Tue May 11 2004 - 01:26:50 EEST
At 12:50 AM 11/05/2004, Robert Jonsson wrote:
><akpm_AT_osdl.org>
> [PATCH] ia32: 4Kb stacks (and irqstacks) patch
>
> From: Arjan van de Ven <arjanv_AT_redhat.com>
>
> Below is a patch to enable 4Kb stacks for x86. The goal of this is to
>
> 1) Reduce footprint per thread so that systems can run many more
> threads
> (for the java people)
>
> 2) Reduce the pressure on the VM for order > 0 allocations. We
> see real life
> workloads (granted with 2.4 but the fundamental fragmentation
> issue isn't
> solved in 2.6 and isn't solvable in theory) where this can be
> a problem.
> In addition order > 0 allocations can make the VM "stutter"
> and give more
> latency due to having to do much much more work trying to
> defragment
Just a note, I was reading some kerneltrap comments about this release, and
found that people were having trouble with the NVIDIA drivers and the 4K
stacks option. To get around it, they couldn't turn this option on.
-- Luke Yelavich http://www.audioslack.com luke_AT_audioslack.com
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