Re: 2.5.59-mm5

Andrew Morton
2003-01-24T18:55:50Z

jlnance@unity.ncsu.edu wrote:
>
> On Thu, Jan 23, 2003 at 07:50:44PM -0800, Andrew Morton wrote:
> > So what anticipatory scheduling does is very simple: if an application
> > has performed a read, do *nothing at all* for a few milliseconds. Just
> > return to userspace (or to the filesystem) in the expectation that the
> > application or filesystem will quickly submit another read which is
> > closeby.
>
> Does this affect the faulting in of executable pages as well?
>

Yes. It should in theory decrease average major fault latency when there's
I/O load. That is unproven.