Re: [PATCH 23/33] readahead: backward prefetching method

From: Wu Fengguang
Date: Sun May 28 2006 - 08:40:59 EST


On Sat, May 27, 2006 at 05:22:43AM +1000, Nathan Scott wrote:
> On Fri, May 26, 2006 at 10:37:56AM -0700, Nate Diller wrote:
> > On 5/24/06, Wu Fengguang <wfg@xxxxxxxxxxxxxxxx> wrote:
> > > Readahead policy for reading backward.
> >
> > Just curious, who actually does this? I noticed you submitted patches
>
> Nastran does this, and probably other FEA codes. IIRC, iozone
> will measure this too - it is very important to some people in
> certain scientific arenas.

Thanks.

It makes sense to have a list of use cases for the
less-common-but-still-important access patterns.

Cheers,
Wu
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