From: Balbir Singh <balbir@in.ibm.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Pavel Emelianov <xemul@openvz.org>,
vatsa@in.ibm.com, dev@openvz.org, sekharan@us.ibm.com,
ckrm-tech@lists.sourceforge.net, haveblue@us.ibm.com,
linux-kernel@vger.kernel.org, pj@sgi.com, matthltc@us.ibm.com,
dipankar@in.ibm.com, rohitseth@google.com, menage@google.com,
linux-mm@kvack.org, Vaidyanathan S <svaidy@in.ibm.com>
Subject: Re: [ckrm-tech] RFC: Memory Controller
Date: Tue, 31 Oct 2006 16:06:38 +0530 [thread overview]
Message-ID: <45472736.8030701@in.ibm.com> (raw)
In-Reply-To: <20061031014243.1153655b.akpm@osdl.org>
Andrew Morton wrote:
> On Tue, 31 Oct 2006 14:49:12 +0530
> Balbir Singh <balbir@in.ibm.com> wrote:
>
>> The idea behind limiting the page cache is this
>>
>> 1. Lets say one container fills up the page cache.
>> 2. The other containers will not be able to allocate memory (even
>> though they are within their limits) without the overhead of having
>> to flush the page cache and freeing up occupied cache. The kernel
>> will have to pageout() the dirty pages in the page cache.
>
> There's a vast difference between clean pagecache and dirty pagecache in this
> context. It is terribly imprecise to use the term "pagecache". And it would be
> a poor implementation which failed to distinguish between clean pagecache and
> dirty pagecache.
>
Yes, I agree, it will be a good idea to distinguish between the two.
--
Balbir Singh,
Linux Technology Center,
IBM Software Labs
WARNING: multiple messages have this Message-ID (diff)
From: Balbir Singh <balbir@in.ibm.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Pavel Emelianov <xemul@openvz.org>,
vatsa@in.ibm.com, dev@openvz.org, sekharan@us.ibm.com,
ckrm-tech@lists.sourceforge.net, haveblue@us.ibm.com,
linux-kernel@vger.kernel.org, pj@sgi.com, matthltc@us.ibm.com,
dipankar@in.ibm.com, rohitseth@google.com, menage@google.com,
linux-mm@kvack.org, Vaidyanathan S <svaidy@in.ibm.com>
Subject: Re: [ckrm-tech] RFC: Memory Controller
Date: Tue, 31 Oct 2006 16:06:38 +0530 [thread overview]
Message-ID: <45472736.8030701@in.ibm.com> (raw)
In-Reply-To: <20061031014243.1153655b.akpm@osdl.org>
Andrew Morton wrote:
> On Tue, 31 Oct 2006 14:49:12 +0530
> Balbir Singh <balbir@in.ibm.com> wrote:
>
>> The idea behind limiting the page cache is this
>>
>> 1. Lets say one container fills up the page cache.
>> 2. The other containers will not be able to allocate memory (even
>> though they are within their limits) without the overhead of having
>> to flush the page cache and freeing up occupied cache. The kernel
>> will have to pageout() the dirty pages in the page cache.
>
> There's a vast difference between clean pagecache and dirty pagecache in this
> context. It is terribly imprecise to use the term "pagecache". And it would be
> a poor implementation which failed to distinguish between clean pagecache and
> dirty pagecache.
>
Yes, I agree, it will be a good idea to distinguish between the two.
--
Balbir Singh,
Linux Technology Center,
IBM Software Labs
--
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:[~2006-10-31 10:37 UTC|newest]
Thread overview: 151+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-30 10:33 [RFC] Resource Management - Infrastructure choices Srivatsa Vaddagiri
2006-10-30 10:34 ` RFC: Memory Controller Balbir Singh
2006-10-30 11:04 ` Paul Menage
2006-10-30 13:27 ` [ckrm-tech] " Balbir Singh
2006-10-30 18:14 ` Paul Menage
2006-10-31 17:07 ` Balbir Singh
2006-10-31 17:22 ` Paul Menage
2006-10-31 18:16 ` Badari Pulavarty
2006-11-01 7:05 ` Balbir Singh
2006-11-01 7:07 ` Paul Menage
2006-11-01 7:44 ` Balbir Singh
2006-11-01 12:23 ` Paul Jackson
2006-11-02 0:09 ` Paul Menage
2006-11-02 0:39 ` Paul Jackson
2006-10-30 15:58 ` Pavel Emelianov
2006-10-30 17:39 ` Balbir Singh
2006-10-30 18:07 ` Balbir Singh
2006-10-30 18:07 ` Balbir Singh
2006-10-31 8:57 ` Pavel Emelianov
2006-10-31 8:57 ` Pavel Emelianov
2006-10-31 9:19 ` Balbir Singh
2006-10-31 9:19 ` Balbir Singh
2006-10-31 9:25 ` Pavel Emelianov
2006-10-31 9:25 ` Pavel Emelianov
2006-10-31 10:10 ` Balbir Singh
2006-10-31 10:10 ` Balbir Singh
2006-10-31 10:19 ` Pavel Emelianov
2006-10-31 10:19 ` Pavel Emelianov
2006-10-31 9:42 ` Andrew Morton
2006-10-31 9:42 ` Andrew Morton
2006-10-31 10:36 ` Balbir Singh [this message]
2006-10-31 10:36 ` Balbir Singh
2006-10-31 8:48 ` Pavel Emelianov
2006-10-31 10:54 ` Balbir Singh
2006-10-31 10:54 ` Balbir Singh
2006-10-31 11:15 ` Pavel Emelianov
2006-10-31 11:15 ` Pavel Emelianov
2006-10-31 12:39 ` Balbir Singh
2006-10-31 12:39 ` Balbir Singh
2006-10-31 14:19 ` Pavel Emelianov
2006-10-31 14:19 ` Pavel Emelianov
2006-10-31 16:54 ` Paul Menage
2006-10-31 16:54 ` Paul Menage
2006-11-01 6:00 ` David Rientjes
2006-11-01 6:00 ` David Rientjes
2006-11-01 8:05 ` Pavel Emelianov
2006-11-01 8:05 ` Pavel Emelianov
2006-11-01 8:35 ` David Rientjes
2006-11-01 8:35 ` David Rientjes
2006-10-31 17:04 ` Dave Hansen
2006-11-01 7:57 ` Pavel Emelianov
2006-10-30 18:20 ` Paul Menage
2006-10-30 21:38 ` Paul Jackson
2006-10-30 10:43 ` [RFC] Resource Management - Infrastructure choices Paul Jackson
2006-10-30 14:19 ` [ckrm-tech] " Pavel Emelianov
2006-10-30 14:29 ` Paul Jackson
2006-10-30 17:09 ` Srivatsa Vaddagiri
2006-10-30 17:16 ` Dave McCracken
2006-10-30 18:07 ` Paul Menage
2006-10-30 20:41 ` Paul Jackson
2006-10-30 10:51 ` Paul Menage
2006-10-30 11:06 ` [ckrm-tech] " Paul Jackson
2006-10-30 12:07 ` Paul Menage
2006-10-30 12:28 ` Paul Jackson
2006-10-30 11:15 ` Paul Jackson
2006-10-30 12:04 ` Paul Menage
2006-10-30 12:27 ` Paul Jackson
2006-10-30 17:53 ` Paul Menage
2006-10-30 20:36 ` Paul Jackson
2006-10-30 20:47 ` Paul Menage
2006-10-30 20:56 ` Paul Jackson
2006-10-30 21:03 ` Paul Menage
2006-10-31 11:53 ` Srivatsa Vaddagiri
2006-10-31 13:31 ` Srivatsa Vaddagiri
2006-10-31 16:46 ` Paul Menage
2006-11-01 17:25 ` Srivatsa Vaddagiri
2006-11-01 23:37 ` Paul Menage
2006-11-06 12:49 ` Srivatsa Vaddagiri
2006-11-06 20:23 ` Paul Menage
2006-11-07 13:20 ` Srivatsa Vaddagiri
2006-11-07 18:41 ` Paul Jackson
2006-11-07 19:07 ` Paul Menage
2006-11-07 19:11 ` Paul Jackson
2006-11-07 19:24 ` Paul Menage
2006-11-07 19:58 ` Paul Jackson
2006-11-07 20:00 ` Paul Menage
2006-11-07 20:02 ` Paul Jackson
2006-11-08 2:47 ` Matt Helsley
2006-11-07 20:34 ` Paul Jackson
2006-11-07 20:41 ` Paul Menage
2006-11-07 21:50 ` Paul Jackson
2006-11-07 22:21 ` Paul Menage
2006-11-08 3:15 ` Paul Jackson
2006-11-08 4:15 ` Paul Menage
2006-11-08 4:16 ` Paul Jackson
2006-11-08 11:22 ` Paul Jackson
2006-11-08 5:12 ` Srivatsa Vaddagiri
2006-11-08 5:36 ` Paul Jackson
2006-11-09 5:39 ` Balbir Singh
2006-11-08 19:25 ` Chris Friesen
2006-11-09 3:54 ` Srivatsa Vaddagiri
2006-11-10 14:57 ` Srivatsa Vaddagiri
2006-11-01 4:39 ` David Rientjes
2006-11-01 9:50 ` Paul Jackson
2006-11-01 9:58 ` David Rientjes
2006-11-01 15:59 ` Srivatsa Vaddagiri
2006-11-01 16:31 ` Srivatsa Vaddagiri
2006-11-01 21:05 ` David Rientjes
2006-11-01 23:43 ` Paul Menage
2006-11-01 18:19 ` Srivatsa Vaddagiri
2006-11-01 17:33 ` Srivatsa Vaddagiri
2006-11-01 21:18 ` Chris Friesen
2006-11-01 23:01 ` [Devel] " Kir Kolyshkin
2006-11-02 0:31 ` Matt Helsley
2006-11-02 8:34 ` Kir Kolyshkin
2006-11-01 23:48 ` Paul Menage
2006-11-02 3:28 ` Chris Friesen
2006-11-02 7:40 ` Paul Menage
2006-10-30 14:08 ` Pavel Emelianov
2006-10-30 14:23 ` Paul Jackson
2006-10-30 14:38 ` Pavel Emelianov
2006-10-30 15:18 ` Paul Jackson
2006-10-30 15:26 ` Pavel Emelianov
2006-10-31 0:26 ` Matt Helsley
2006-10-31 8:34 ` Pavel Emelianov
2006-10-31 16:33 ` Chris Friesen
2006-10-30 18:01 ` Paul Menage
2006-10-31 8:31 ` Pavel Emelianov
2006-10-31 16:34 ` Paul Menage
2006-10-31 16:57 ` Srivatsa Vaddagiri
2006-11-01 7:58 ` Pavel Emelianov
2006-10-31 16:34 ` Srivatsa Vaddagiri
2006-11-01 8:01 ` Pavel Emelianov
2006-11-01 16:04 ` Matt Helsley
2006-11-01 17:51 ` Srivatsa Vaddagiri
2006-11-01 17:50 ` Srivatsa Vaddagiri
2006-11-02 8:42 ` Pavel Emelianov
2006-11-03 1:29 ` David Rientjes
2006-11-01 9:30 ` Pavel Emelianov
2006-11-01 9:53 ` David Rientjes
2006-11-01 22:23 ` Matt Helsley
2006-11-01 18:12 ` Srivatsa Vaddagiri
2006-11-01 22:19 ` Matt Helsley
2006-11-01 23:50 ` Paul Menage
2006-11-02 0:30 ` Matt Helsley
2006-11-02 5:33 ` Balbir Singh
2006-11-02 9:08 ` Pavel Emelianov
2006-11-02 11:26 ` Matt Helsley
2006-11-02 13:04 ` Pavel Emelianov
2006-11-03 1:29 ` David Rientjes
2006-11-02 8:52 ` Pavel Emelianov
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=45472736.8030701@in.ibm.com \
--to=balbir@in.ibm.com \
--cc=akpm@osdl.org \
--cc=ckrm-tech@lists.sourceforge.net \
--cc=dev@openvz.org \
--cc=dipankar@in.ibm.com \
--cc=haveblue@us.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=matthltc@us.ibm.com \
--cc=menage@google.com \
--cc=pj@sgi.com \
--cc=rohitseth@google.com \
--cc=sekharan@us.ibm.com \
--cc=svaidy@in.ibm.com \
--cc=vatsa@in.ibm.com \
--cc=xemul@openvz.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.