From: Michal Hocko <mhocko@suse.cz>
To: Rik van Riel <riel@redhat.com>
Cc: Ying Han <yinghan@google.com>,
Johannes Weiner <hannes@cmpxchg.org>, Mel Gorman <mel@csn.ul.ie>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Hillf Danton <dhillf@gmail.com>, Hugh Dickins <hughd@google.com>,
KOSAKI Motohiro <kosaki.motohiro@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org
Subject: Re: [PATCH V8 2/2] mm: memcg detect no memcgs above softlimit under zone reclaim
Date: Mon, 6 Aug 2012 15:26:55 +0200 [thread overview]
Message-ID: <20120806132655.GB6150@dhcp22.suse.cz> (raw)
In-Reply-To: <501BF98B.9030103@redhat.com>
On Fri 03-08-12 12:17:15, Rik van Riel wrote:
> On 08/03/2012 10:02 AM, Michal Hocko wrote:
> >On Thu 02-08-12 14:24:24, Ying Han wrote:
> shrink_lruvec(lruvec, sc);
> >>
> >>+ if (!mem_cgroup_is_root(memcg))
> >>+ over_softlimit = true;
> >>+ }
> >>+
> >
> >I think this is still not sufficient because you do not want to hammer
> >root in the ignore_softlimit case.
>
> Michal, please see my mail from a few days ago, describing how I
> plan to balance pressure between the various LRU lists.
I have noticed your email but didn't get to the details yet.
> I hope to throw a prototype patch over the wall soon...
--
Michal Hocko
SUSE Labs
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next prev parent reply other threads:[~2012-08-06 13:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-02 21:24 Ying Han
2012-08-03 14:02 ` Michal Hocko
2012-08-03 16:17 ` Rik van Riel
2012-08-03 16:30 ` Ying Han
2012-08-06 13:26 ` Michal Hocko [this message]
2012-08-03 16:28 ` Ying Han
2012-08-06 13:30 ` Michal Hocko
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