Re: larger default page sizes...

David Miller
2008-03-25T23:22:44Z

From: Christoph Lameter <clameter@sgi.com>
Date: Tue, 25 Mar 2008 10:48:19 -0700 (PDT)

> On Mon, 24 Mar 2008, David Miller wrote:
>
> > There are ways to get large pages into the process address space for
> > compute bound tasks, without suffering the well known negative side
> > effects of using larger pages for everything.
>
> These hacks have limitations. F.e. they do not deal with I/O and
> require application changes.

Transparent automatic hugepages are definitely doable, I don't know
why you think this requires application changes.

People want these larger pages for HPC apps.