From: Ray Bryant <raybry@sgi.com>
To: Andi Kleen <ak@muc.de>
Cc: Steve Longerbeam <stevel@mvista.com>,
Hugh Dickins <hugh@veritas.com>,
"cl >> Christoph Lameter" <clameter@sgi.com>,
Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, andrew morton <akpm@osdl.org>
Subject: Re: page migration patchset
Date: Thu, 06 Jan 2005 10:00:10 -0600 [thread overview]
Message-ID: <41DD608A.80003@sgi.com> (raw)
In-Reply-To: <20050106144307.GB59451@muc.de>
Andi Kleen wrote:
>
> You need lazy hugetlbfs to use it (= allocate at page fault time,
> not mmap time). Otherwise the policy can never be applied. I implemented
> my own version of lazy allocation for SLES9, but when I wanted to
> merge it into mainline some other people told they had a much better
> singing&dancing lazy hugetlb patch. So I waited for them, but they
> never went forward with their stuff and their code seems to be dead
> now. So this is still a dangling end :/
>
> If nothing happens soon regarding the "other" hugetlb code I will
> forward port my SLES9 code. It already has NUMA policy support.
Andi,
I too have been frustrated by this process. I think Christoph Lameter
at SGI is looking at forward porting the "old" lazy hugetlbpage allocation
code. Of course, the proof is in the "doing" of this and I am not sure
what other priorities he has at the moment.
--
Best Regards,
Ray
-----------------------------------------------
Ray Bryant
512-453-9679 (work) 512-507-7807 (cell)
raybry@sgi.com raybry@austin.rr.com
The box said: "Requires Windows 98 or better",
so I installed Linux.
-----------------------------------------------
WARNING: multiple messages have this Message-ID (diff)
From: Ray Bryant <raybry@sgi.com>
To: Andi Kleen <ak@muc.de>
Cc: Steve Longerbeam <stevel@mvista.com>,
Hugh Dickins <hugh@veritas.com>,
Christoph Lameter <clameter@sgi.com>,
Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, andrew morton <akpm@osdl.org>
Subject: Re: page migration patchset
Date: Thu, 06 Jan 2005 10:00:10 -0600 [thread overview]
Message-ID: <41DD608A.80003@sgi.com> (raw)
In-Reply-To: <20050106144307.GB59451@muc.de>
Andi Kleen wrote:
>
> You need lazy hugetlbfs to use it (= allocate at page fault time,
> not mmap time). Otherwise the policy can never be applied. I implemented
> my own version of lazy allocation for SLES9, but when I wanted to
> merge it into mainline some other people told they had a much better
> singing&dancing lazy hugetlb patch. So I waited for them, but they
> never went forward with their stuff and their code seems to be dead
> now. So this is still a dangling end :/
>
> If nothing happens soon regarding the "other" hugetlb code I will
> forward port my SLES9 code. It already has NUMA policy support.
Andi,
I too have been frustrated by this process. I think Christoph Lameter
at SGI is looking at forward porting the "old" lazy hugetlbpage allocation
code. Of course, the proof is in the "doing" of this and I am not sure
what other priorities he has at the moment.
--
Best Regards,
Ray
-----------------------------------------------
Ray Bryant
512-453-9679 (work) 512-507-7807 (cell)
raybry@sgi.com raybry@austin.rr.com
The box said: "Requires Windows 98 or better",
so I installed Linux.
-----------------------------------------------
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next prev parent reply other threads:[~2005-01-06 15:59 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-05 0:32 page migration patchset Ray Bryant
2005-01-05 0:32 ` Ray Bryant
2005-01-05 2:07 ` Andi Kleen
2005-01-05 2:07 ` Andi Kleen
2005-01-05 3:20 ` Ray Bryant
2005-01-05 3:20 ` Ray Bryant
2005-01-05 18:41 ` Steve Longerbeam
2005-01-05 18:41 ` Steve Longerbeam
2005-01-05 19:23 ` Ray Bryant
2005-01-05 19:23 ` Ray Bryant
2005-01-05 23:00 ` Steve Longerbeam
2005-01-05 23:16 ` Ray Bryant
2005-01-05 23:16 ` Ray Bryant
2005-01-05 20:55 ` Hugh Dickins
2005-01-05 20:55 ` Hugh Dickins
[not found] ` <41DC7EAD.8010407@mvista.com>
2005-01-06 14:43 ` Andi Kleen
2005-01-06 14:43 ` Andi Kleen
2005-01-06 16:00 ` Ray Bryant [this message]
2005-01-06 16:00 ` Ray Bryant
2005-01-06 17:50 ` Christoph Lameter
2005-01-06 17:50 ` Christoph Lameter
2005-01-06 19:29 ` Andi Kleen
2005-01-06 19:29 ` Andi Kleen
2005-01-06 22:30 ` William Lee Irwin III
2005-01-06 22:30 ` William Lee Irwin III
2005-01-06 23:08 ` Andrew Morton
2005-01-06 23:08 ` Andrew Morton
2005-01-06 23:15 ` William Lee Irwin III
2005-01-06 23:15 ` William Lee Irwin III
2005-01-06 23:21 ` Ray Bryant
2005-01-06 23:21 ` Ray Bryant
2005-01-06 23:35 ` William Lee Irwin III
2005-01-06 23:35 ` William Lee Irwin III
2005-01-06 23:53 ` Anton Blanchard
2005-01-06 23:53 ` Anton Blanchard
2005-01-07 0:06 ` William Lee Irwin III
2005-01-07 0:06 ` William Lee Irwin III
2005-01-07 0:31 ` Andi Kleen
2005-01-07 0:31 ` Andi Kleen
2005-01-06 23:43 ` Steve Longerbeam
2005-01-06 23:43 ` Steve Longerbeam
2005-01-06 23:58 ` William Lee Irwin III
2005-01-06 23:58 ` William Lee Irwin III
2005-01-11 15:38 ` Ray Bryant
2005-01-11 15:38 ` Ray Bryant
2005-01-11 19:00 ` Steve Longerbeam
2005-01-11 19:00 ` Steve Longerbeam
2005-01-11 19:30 ` Ray Bryant
2005-01-11 19:30 ` Ray Bryant
2005-01-11 20:59 ` Steve Longerbeam
2005-01-11 20:59 ` Steve Longerbeam
2005-01-12 12:35 ` Robin Holt
2005-01-12 12:35 ` Robin Holt
2005-01-12 18:12 ` Hugh Dickins
2005-01-12 18:12 ` Hugh Dickins
2005-01-12 18:45 ` Ray Bryant
2005-01-12 18:45 ` Ray Bryant
2005-01-12 18:53 ` Andrew Morton
2005-01-12 18:53 ` Andrew Morton
2005-01-14 13:55 ` swapspace layout improvements advocacy Tim Schmielau
2005-01-14 18:15 ` Andrew Morton
2005-01-14 22:52 ` Barry K. Nathan
2005-01-15 0:33 ` Alan Cox
2005-01-15 2:26 ` Tim Schmielau
2005-01-15 8:55 ` Pasi Savolainen
-- strict thread matches above, loose matches on Subject: below --
2005-01-06 20:59 page migration patchset Ray Bryant
2005-01-06 20:59 ` Ray Bryant
2005-01-06 23:04 ` Andi Kleen
2005-01-06 23:04 ` Andi Kleen
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