Re: High lock spin time for zone->lru_lock under extreme conditions

From: Ravikiran G Thirumalai
Date: Sat Jan 13 2007 - 02:43:25 EST


On Fri, Jan 12, 2007 at 05:11:16PM -0800, Andrew Morton wrote:
> On Fri, 12 Jan 2007 17:00:39 -0800
> Ravikiran G Thirumalai <kiran@xxxxxxxxxxxx> wrote:
>
> > But is
> > lru_lock an issue is another question.
>
> I doubt it, although there might be changes we can make in there to
> work around it.
>
> <mentions PAGEVEC_SIZE again>

I tested with PAGEVEC_SIZE define to 62 and 126 -- no difference. I still
notice the atrociously high spin times.

Thanks,
Kiran
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