From: Rik van Riel <riel@redhat.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [patch 17/20] non-reclaimable mlocked pages
Date: Fri, 21 Dec 2007 09:17:53 -0500 [thread overview]
Message-ID: <20071221091753.15a18935@bree.surriel.com> (raw)
In-Reply-To: <200712212152.19260.nickpiggin@yahoo.com.au>
On Fri, 21 Dec 2007 21:52:19 +1100
Nick Piggin <nickpiggin@yahoo.com.au> wrote:
> BTW. if you have any workloads that are limited by page reclaim,
> especially unmapped file backed pagecache reclaim, then I have some
> stright-line-speedup patches which you might find interesting (I can
> send them if you'd like to test).
I am definately interested in those.
The current upstream VM seems to be fairly good in steady state,
with the largest problems happening when the system switches states
(eg. from reclaiming page cache to swapping), but any speedups in
the steady state are good too.
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next prev parent reply other threads:[~2007-12-21 14:17 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-18 21:15 [patch 00/20] VM pageout scalability improvements Rik van Riel
2007-12-18 21:15 ` [patch 01/20] convert anon_vma list lock a read/write lock Rik van Riel
2007-12-20 7:07 ` Christoph Lameter
2007-12-18 21:15 ` [patch 02/20] make the inode i_mmap_lock a reader/writer lock Rik van Riel
2007-12-19 0:48 ` Nick Piggin
2007-12-19 4:09 ` KOSAKI Motohiro
2007-12-19 15:52 ` Lee Schermerhorn
2007-12-19 16:31 ` Rik van Riel
2007-12-19 16:53 ` Lee Schermerhorn
2007-12-19 19:28 ` Peter Zijlstra
2007-12-19 23:40 ` Nick Piggin
2007-12-20 7:04 ` Christoph Lameter
2007-12-20 7:59 ` Nick Piggin
2008-01-02 23:35 ` Mike Travis
2008-01-03 6:07 ` Nick Piggin
2008-01-03 8:55 ` Ingo Molnar
2008-01-07 9:01 ` Nick Piggin
2007-12-18 21:15 ` [patch 03/20] move isolate_lru_page() to vmscan.c Rik van Riel
2007-12-20 7:08 ` Christoph Lameter
2007-12-18 21:15 ` [patch 04/20] free swap space on swap-in/activation Rik van Riel
2007-12-18 21:15 ` [patch 05/20] define page_file_cache() function Rik van Riel
2007-12-18 21:15 ` [patch 06/20] debugging checks for page_file_cache() Rik van Riel
2007-12-18 21:15 ` [patch 07/20] Use an indexed array for LRU variables Rik van Riel
2007-12-18 21:15 ` [patch 08/20] split LRU lists into anon & file sets Rik van Riel
2007-12-18 21:15 ` [patch 09/20] split anon & file LRUs for memcontrol code Rik van Riel
2007-12-18 21:15 ` [patch 10/20] SEQ replacement for anonymous pages Rik van Riel
2007-12-19 5:17 ` KOSAKI Motohiro
2007-12-19 13:40 ` Rik van Riel
2007-12-20 2:04 ` KOSAKI Motohiro
2007-12-18 21:15 ` [patch 11/20] add newly swapped in pages to the inactive list Rik van Riel
2007-12-18 21:15 ` [patch 12/20] No Reclaim LRU Infrastructure Rik van Riel
2007-12-18 21:15 ` [patch 13/20] Non-reclaimable page statistics Rik van Riel
2007-12-18 21:15 ` [patch 14/20] Scan noreclaim list for reclaimable pages Rik van Riel
2007-12-18 21:15 ` [patch 15/20] ramfs pages are non-reclaimable Rik van Riel
2007-12-18 21:15 ` [patch 16/20] SHM_LOCKED pages are nonreclaimable Rik van Riel
2007-12-18 21:15 ` [patch 17/20] non-reclaimable mlocked pages Rik van Riel
2007-12-19 0:56 ` Nick Piggin
2007-12-19 13:45 ` Rik van Riel
2007-12-19 14:24 ` Peter Zijlstra
2007-12-19 14:53 ` Rik van Riel
2007-12-19 16:08 ` Lee Schermerhorn
2007-12-19 16:04 ` Lee Schermerhorn
2007-12-20 20:56 ` Rik van Riel
2007-12-21 10:52 ` Nick Piggin
2007-12-21 14:17 ` Rik van Riel [this message]
2007-12-23 12:22 ` Nick Piggin
2007-12-24 1:00 ` Rik van Riel
2007-12-19 23:34 ` Nick Piggin
2007-12-20 7:19 ` Christoph Lameter
2007-12-20 15:33 ` Rik van Riel
2007-12-21 17:13 ` Lee Schermerhorn
2007-12-18 21:15 ` [patch 18/20] mlock vma pages under mmap_sem held for read Rik van Riel
2007-12-18 21:15 ` [patch 19/20] handle mlocked pages during map/unmap and truncate Rik van Riel
2007-12-18 21:15 ` [patch 20/20] account mlocked pages Rik van Riel
2007-12-22 20:27 ` [patch 00/20] VM pageout scalability improvements Balbir Singh
2007-12-23 0:21 ` Rik van Riel
2007-12-23 22:59 ` Balbir Singh
2007-12-24 1:11 ` Rik van Riel
2007-12-28 3:20 ` Matt Mackall
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