From: David Miller <davem@davemloft.net>
From: Christoph Lameter <clameter@sgi.com>
To: clameter@sgi.com
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-ia64@vger.kernel.org, torvalds@linux-foundation.org
Subject: Re: larger default page sizes...
Date: Tue, 25 Mar 2008 16:22:44 -0700 (PDT) [thread overview]
Date: Tue, 25 Mar 2008 10:48:19 -0700 (PDT) [thread overview]
Message-ID: <20080325.162244.61337214.davem@davemloft.net> (raw)
In-Reply-To: <Pine.LNX.4.64.0803251045510.16206@schroedinger.engr.sgi.com>
> 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.
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2008-03-25 23:22 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-21 6:17 [00/14] Virtual Compound Page Support V3 Christoph Lameter
2008-03-21 6:17 ` [01/14] vcompound: Return page array on vunmap Christoph Lameter
2008-03-21 6:17 ` [02/14] vcompound: pageflags: Add PageVcompound() Christoph Lameter
2008-03-21 6:17 ` [03/14] vmallocinfo: Support display of vcompound for a virtual compound page Christoph Lameter
2008-03-21 7:55 ` Eric Dumazet
2008-03-21 17:32 ` Christoph Lameter
2008-03-21 6:17 ` [04/14] vcompound: Core piece Christoph Lameter
2008-03-22 12:10 ` KOSAKI Motohiro
2008-03-24 18:28 ` Christoph Lameter
2008-03-21 6:17 ` [05/14] vcompound: Debugging aid Christoph Lameter
2008-03-21 6:17 ` [06/14] vcompound: Virtual fallback for sparsemem Christoph Lameter
2008-03-21 6:17 ` [07/14] vcompound: bit waitqueue support Christoph Lameter
2008-03-21 6:17 ` [08/14] vcompound: Fallback for zone wait table Christoph Lameter
2008-03-21 6:17 ` [09/14] vcompound: crypto: Fallback for temporary order 2 allocation Christoph Lameter
2008-03-21 6:17 ` [10/14] vcompound: slub: Use for buffer to correlate allocation addresses Christoph Lameter
2008-03-21 6:17 ` [11/14] vcompound: Fallbacks for order 1 stack allocations on IA64 and x86 Christoph Lameter
2008-03-21 7:25 ` David Miller, Christoph Lameter
2008-03-21 8:39 ` Ingo Molnar
2008-03-21 17:33 ` Christoph Lameter
2008-03-21 19:02 ` Ingo Molnar
2008-03-21 19:04 ` Christoph Lameter
2008-03-21 17:40 ` Christoph Lameter
2008-03-21 21:57 ` David Miller, Christoph Lameter
2008-03-24 18:27 ` Christoph Lameter
2008-03-24 20:37 ` larger default page sizes David Miller, Christoph Lameter
2008-03-24 21:05 ` Christoph Lameter
2008-03-24 21:43 ` David Miller, Christoph Lameter
2008-03-25 17:48 ` Christoph Lameter
2008-03-25 23:22 ` David Miller, Christoph Lameter [this message]
2008-03-25 23:41 ` Peter Chubb
2008-03-25 23:49 ` David Miller, Peter Chubb
2008-03-26 0:25 ` Peter Chubb
2008-03-26 0:31 ` David Miller, Peter Chubb
2008-03-26 0:34 ` David Mosberger-Tang
2008-03-26 0:39 ` David Miller, David Mosberger-Tang
2008-03-26 0:57 ` Peter Chubb
2008-03-26 4:16 ` John Marvin
2008-03-26 4:36 ` David Miller, John Marvin
2008-03-24 21:25 ` Luck, Tony
2008-03-24 21:46 ` David Miller, Luck, Tony
2008-03-25 3:29 ` Paul Mackerras
2008-03-25 4:15 ` David Miller, Paul Mackerras
2008-03-25 11:50 ` Paul Mackerras
2008-03-25 23:32 ` David Miller, Paul Mackerras
2008-03-25 23:49 ` Luck, Tony
2008-03-26 0:16 ` David Miller, Luck, Tony
2008-03-26 15:54 ` Nish Aravamudan
2008-03-26 17:05 ` Luck, Tony
2008-03-26 18:54 ` Mel Gorman
2008-03-25 12:05 ` Andi Kleen
2008-03-25 21:27 ` Paul Mackerras
2008-03-26 5:24 ` Paul Mackerras
2008-03-26 15:59 ` Linus Torvalds
2008-03-27 1:08 ` Paul Mackerras
2008-03-26 17:56 ` Christoph Lameter
2008-03-26 23:21 ` David Miller, Christoph Lameter
2008-03-27 3:00 ` Paul Mackerras
2008-03-25 18:27 ` Dave Hansen
2008-03-24 21:13 ` [11/14] vcompound: Fallbacks for order 1 stack allocations on IA64 and x86 Luck, Tony
2008-03-25 17:42 ` Christoph Lameter
2008-03-25 19:09 ` Luck, Tony
2008-03-25 19:25 ` Christoph Lameter
2008-03-21 22:30 ` Andi Kleen
2008-03-24 19:53 ` Christoph Lameter
2008-03-25 7:51 ` Andi Kleen
2008-03-25 17:55 ` Christoph Lameter
2008-03-25 18:07 ` Andi Kleen
2008-03-21 6:17 ` [12/14] vcompound: Avoid vmalloc in e1000 driver Christoph Lameter
2008-03-21 17:27 ` Kok, Auke
2008-03-21 6:17 ` [13/14] vcompound: Use vcompound for swap_map Christoph Lameter
2008-03-21 21:25 ` Andi Kleen
2008-03-21 21:33 ` Christoph Lameter
2008-03-24 19:54 ` Christoph Lameter
2008-03-25 7:52 ` Andi Kleen
2008-03-25 17:45 ` Christoph Lameter
2008-03-25 17:55 ` Andi Kleen
2008-03-25 17:51 ` Christoph Lameter
2008-03-21 6:17 ` [14/14] vcompound: Avoid vmalloc for ehash_locks Christoph Lameter
2008-03-21 7:02 ` Eric Dumazet
2008-03-21 7:03 ` Christoph Lameter
2008-03-21 7:31 ` David Miller, Christoph Lameter
2008-03-21 7:42 ` Eric Dumazet
2008-03-21 7:31 ` David Miller, Eric Dumazet
2008-03-21 17:31 ` Christoph Lameter
2008-03-22 18:40 ` [00/14] Virtual Compound Page Support V3 Arjan van de Ven
2008-03-24 18:31 ` Christoph Lameter
2008-03-24 19:29 ` Christoph Lameter
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20080325.162244.61337214.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=clameter@sgi.com \
--cc=linux-ia64@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=torvalds@linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox