From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: "linux-mm@kvack.org" <linux-mm@kvack.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"nishimura@mxp.nes.nec.co.jp" <nishimura@mxp.nes.nec.co.jp>
Subject: Re: [PATCH 1/2] memcg: some modification to softlimit under hierarchical memory reclaim.
Date: Tue, 29 Sep 2009 22:36:32 +0530 [thread overview]
Message-ID: <20090929170632.GA3071@balbir.in.ibm.com> (raw)
In-Reply-To: <20090929183321.3d4fbc1d.kamezawa.hiroyu@jp.fujitsu.com>
* KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> [2009-09-29 18:33:21]:
> On Tue, 29 Sep 2009 11:41:32 +0530
> Balbir Singh <balbir@linux.vnet.ibm.com> wrote:
>
> > * KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> [2009-09-29 15:01:41]:
> >
> > > No major changes in this patch for 3 weeks.
> > > While testing, I found a few css->refcnt bug in softlimit.(and posted patches)
> > > But it seems no more (easy) ones.
> > >
> >
> > Kamezawa-San, this worries me, could you please confirm if you are
> > able to see this behaviour without your patches applied as well? I am
> > doing some more stress tests on my side.
> >
> I found an easy way to reprocue. And yes, it can happen without this series.
>
Kamezawa-San,
Yes, your fix does work and the machine no longer gives a
BUG_ON()/WARN_ON(). Thanks for the analysis and fix.
--
Balbir
--
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:[~2009-09-29 17:05 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-29 6:01 KAMEZAWA Hiroyuki
2009-09-29 6:03 ` [PATCH 2/2] memcg: reduce check for softlimit excess KAMEZAWA Hiroyuki
2009-09-29 6:11 ` [PATCH 1/2] memcg: some modification to softlimit under hierarchical memory reclaim Balbir Singh
2009-09-29 7:21 ` KAMEZAWA Hiroyuki
2009-09-29 7:24 ` KAMEZAWA Hiroyuki
2009-09-29 9:33 ` KAMEZAWA Hiroyuki
2009-09-29 11:13 ` Balbir Singh
2009-09-29 17:06 ` Balbir Singh [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=20090929170632.GA3071@balbir.in.ibm.com \
--to=balbir@linux.vnet.ibm.com \
--cc=akpm@linux-foundation.org \
--cc=kamezawa.hiroyu@jp.fujitsu.com \
--cc=linux-mm@kvack.org \
--cc=nishimura@mxp.nes.nec.co.jp \
/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