From: Andrew Morton <akpm@linux-foundation.org>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Rik van Riel <riel@redhat.com>,
linux-kernel@vger.kernel.org, lee.schermerhorn@hp.com
Subject: Re: [PATCH -mm 07/25] second chance replacement for anonymous pages
Date: Fri, 6 Jun 2008 23:43:14 -0700 [thread overview]
Message-ID: <20080606234314.265f5005.akpm@linux-foundation.org> (raw)
In-Reply-To: <20080607150154.9C55.KOSAKI.MOTOHIRO@jp.fujitsu.com>
On Sat, 07 Jun 2008 15:03:42 +0900 KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote:
> > > + * pages. Ie. a ratio of 3 means 3:1 or 25% of the anonymous pages are
> > > + * on the inactive list.
> > > + *
> > > + * total return max
> > > + * memory value inactive anon
> >
> > This function doesn't "return" a "value".
>
> Sorry, my bad.
>
> in my country, "return value" is right word.
Not for a function which returns void!
> s/value/ratio/ is better?
Well it's referring to the value of zone->inactive_ratio. So
replacing "return value" with "zone->inactive_ratio" would be ideal :)
> >
> > > + * -------------------------------------
> > > + * 10MB 1 5MB
> > > + * 100MB 1 50MB
> > > + * 1GB 3 250MB
> > > + * 10GB 10 0.9GB
> > > + * 100GB 31 3GB
> > > + * 1TB 101 10GB
> > > + * 10TB 320 32GB
> > > + */
>
next prev parent reply other threads:[~2008-06-07 6:43 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-06 20:28 [PATCH -mm 00/25] VM pageout scalability improvements (V10) Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 01/25] move isolate_lru_page() to vmscan.c Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 02/25] Use an indexed array for LRU variables Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-07 5:43 ` KOSAKI Motohiro
2008-06-07 14:47 ` Rik van Riel
2008-06-08 11:22 ` KOSAKI Motohiro
2008-06-07 18:42 ` Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 03/25] use an array for the LRU pagevecs Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 04/25] free swap space on swap-in/activation Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-07 19:56 ` Rik van Riel
2008-06-09 2:14 ` MinChan Kim
2008-06-09 2:42 ` Rik van Riel
2008-06-09 13:38 ` KOSAKI Motohiro
2008-06-10 2:30 ` MinChan Kim
2008-06-06 20:28 ` [PATCH -mm 05/25] define page_file_cache() function Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-07 23:38 ` Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 06/25] split LRU lists into anon & file sets Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-07 1:22 ` Rik van Riel
2008-06-07 1:52 ` Andrew Morton
2008-06-06 20:28 ` [PATCH -mm 07/25] second chance replacement for anonymous pages Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-07 6:03 ` KOSAKI Motohiro
2008-06-07 6:43 ` Andrew Morton [this message]
2008-06-08 15:04 ` Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 08/25] add some sanity checks to get_scan_ratio Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-08 15:11 ` Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 09/25] fix pagecache reclaim referenced bit check Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-07 1:08 ` Rik van Riel
2008-06-08 10:02 ` Peter Zijlstra
2008-06-06 20:28 ` [PATCH -mm 10/25] add newly swapped in pages to the inactive list Rik van Riel, Rik van Riel
2008-06-07 1:04 ` Andrew Morton
2008-06-06 20:28 ` [PATCH -mm 11/25] more aggressively use lumpy reclaim Rik van Riel, Rik van Riel
2008-06-07 1:05 ` Andrew Morton
2008-06-06 20:28 ` [PATCH -mm 12/25] pageflag helpers for configed-out flags Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 13/25] Noreclaim LRU Infrastructure Rik van Riel, Rik van Riel
2008-06-07 1:05 ` Andrew Morton
2008-06-08 20:34 ` Rik van Riel
2008-06-08 20:57 ` Andrew Morton
2008-06-08 21:32 ` Rik van Riel
2008-06-08 21:43 ` Ray Lee
2008-06-08 23:22 ` Andrew Morton
2008-06-08 23:34 ` Rik van Riel
2008-06-08 23:54 ` Andrew Morton
2008-06-09 0:56 ` Rik van Riel
2008-06-09 6:10 ` Andrew Morton
2008-06-09 13:44 ` Rik van Riel
2008-06-09 2:58 ` Rik van Riel
2008-06-09 5:44 ` Andrew Morton
2008-06-10 19:17 ` Christoph Lameter
2008-06-10 19:37 ` Rik van Riel
2008-06-10 21:33 ` Andrew Morton
2008-06-10 21:48 ` Andi Kleen
2008-06-10 22:05 ` Dave Hansen
2008-06-11 5:09 ` Paul Mundt
2008-06-11 6:16 ` Andrew Morton
2008-06-11 6:29 ` Paul Mundt
2008-06-11 12:06 ` Andi Kleen
2008-06-11 14:09 ` Removing node flags from page->flags was Re: [PATCH -mm 13/25] Noreclaim LRU Infrastructure II Andi Kleen
2008-06-11 19:03 ` [PATCH -mm 13/25] Noreclaim LRU Infrastructure Andy Whitcroft
2008-06-11 20:52 ` Andi Kleen
2008-06-11 23:25 ` Christoph Lameter
2008-06-08 22:03 ` Rik van Riel
2008-06-08 21:07 ` KOSAKI Motohiro
2008-06-10 20:09 ` Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 14/25] Noreclaim LRU Page Statistics Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 15/25] Ramfs and Ram Disk pages are non-reclaimable Rik van Riel, Rik van Riel
2008-06-07 1:05 ` Andrew Morton
2008-06-08 4:32 ` Greg KH
2008-06-06 20:28 ` [PATCH -mm 16/25] SHM_LOCKED " Rik van Riel, Rik van Riel
2008-06-07 1:05 ` Andrew Morton
2008-06-07 5:21 ` KOSAKI Motohiro
2008-06-10 21:03 ` Rik van Riel
2008-06-10 21:22 ` Lee Schermerhorn
2008-06-10 21:49 ` Andrew Morton
2008-06-06 20:28 ` [PATCH -mm 17/25] Mlocked Pages " Rik van Riel, Rik van Riel
2008-06-07 1:07 ` Andrew Morton
2008-06-07 5:38 ` KOSAKI Motohiro
2008-06-10 3:31 ` Nick Piggin
2008-06-10 12:50 ` Rik van Riel
2008-06-10 21:14 ` Rik van Riel
2008-06-10 21:43 ` Lee Schermerhorn
2008-06-10 21:57 ` Andrew Morton
2008-06-11 16:01 ` Lee Schermerhorn
2008-06-10 23:48 ` Rik van Riel
2008-06-11 15:29 ` Lee Schermerhorn
2008-06-11 1:00 ` Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 18/25] Downgrade mmap sem while populating mlocked regions Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 19/25] Handle mlocked pages during map, remap, unmap Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 20/25] Mlocked Pages statistics Rik van Riel, Rik van Riel
2008-06-06 20:28 ` [PATCH -mm 21/25] Cull non-reclaimable pages in fault path Rik van Riel, Rik van Riel
2008-06-06 20:29 ` [PATCH -mm 22/25] Noreclaim and Mlocked pages vm events Rik van Riel, Rik van Riel
2008-06-06 20:29 ` [PATCH -mm 23/25] Noreclaim LRU scan sysctl Rik van Riel, Rik van Riel
2008-06-06 20:29 ` [PATCH -mm 24/25] Mlocked Pages: count attempts to free mlocked page Rik van Riel, Rik van Riel
2008-06-06 20:29 ` [PATCH -mm 25/25] Noreclaim LRU and Mlocked Pages Documentation Rik van Riel, Rik van Riel
2008-06-06 21:02 ` [PATCH -mm 00/25] VM pageout scalability improvements (V10) Andrew Morton
2008-06-06 21:08 ` Rik van Riel
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