From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@suse.de>,
David Rientjes <rientjes@google.com>,
Rik van Riel <riel@redhat.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/4] enhance compaction success rate
Date: Wed, 10 Dec 2014 15:36:28 +0900 [thread overview]
Message-ID: <20141210063628.GB13371@js1304-P5Q-DELUXE> (raw)
In-Reply-To: <54856C72.4040705@suse.cz>
On Mon, Dec 08, 2014 at 10:16:34AM +0100, Vlastimil Babka wrote:
> On 12/08/2014 08:16 AM, Joonsoo Kim wrote:
> >This patchset aims at increase of compaction success rate. Changes are
> >related to compaction finish condition and freepage isolation condition.
> >
> > From these changes, I did stress highalloc test in mmtests with nonmovable
> >order 7 allocation configuration, and success rate (%) at phase 1 are,
> >
> >Base Patch-1 Patch-3 Patch-4
> >55.00 57.00 62.67 64.00
> >
> >And, compaction success rate (%) on same test are,
> >
> >Base Patch-1 Patch-3 Patch-4
> >18.47 28.94 35.13 41.50
>
> Did you test Patch-2 separately? Any difference to Patch 1?
I didn't test it separately. I guess that there is no remarkable
difference because it just slightly changes page stealing logic, not
compaction logic. Compaction success rate would not be affected by
patch 2, but, I will check it next time.
Thanks.
--
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>
prev parent reply other threads:[~2014-12-10 6:32 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-08 7:16 Joonsoo Kim
2014-12-08 7:16 ` [PATCH 1/4] mm/compaction: fix wrong order check in compact_finished() Joonsoo Kim
2014-12-08 9:06 ` Vlastimil Babka
2014-12-08 7:16 ` [PATCH 2/4] mm/page_alloc: expands broken freepage to proper buddy list when steal Joonsoo Kim
2014-12-08 9:29 ` Vlastimil Babka
2014-12-10 6:38 ` Joonsoo Kim
2014-12-10 9:55 ` Vlastimil Babka
2015-01-27 7:35 ` Vlastimil Babka
2015-01-27 8:34 ` Joonsoo Kim
2015-01-27 8:36 ` Vlastimil Babka
2014-12-08 7:16 ` [PATCH 3/4] mm/compaction: enhance compaction finish condition Joonsoo Kim
2014-12-08 9:34 ` Vlastimil Babka
2014-12-10 6:46 ` Joonsoo Kim
2014-12-08 7:16 ` [PATCH 4/4] mm/compaction: stop the isolation when we isolate enough freepage Joonsoo Kim
2014-12-08 9:59 ` Vlastimil Babka
2014-12-10 7:00 ` Joonsoo Kim
2014-12-10 15:19 ` Vlastimil Babka
2014-12-11 3:09 ` Joonsoo Kim
2014-12-08 9:16 ` [PATCH 0/4] enhance compaction success rate Vlastimil Babka
2014-12-10 6:36 ` Joonsoo Kim [this message]
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=20141210063628.GB13371@js1304-P5Q-DELUXE \
--to=iamjoonsoo.kim@lge.com \
--cc=akpm@linux-foundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mgorman@suse.de \
--cc=riel@redhat.com \
--cc=rientjes@google.com \
--cc=vbabka@suse.cz \
/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