From: Jan Kara <jack@suse.cz>
To: "HUANG Weller (CM/ESW12-CN)" <Weller.Huang@cn.bosch.com>
Cc: Jan Kara <jack@suse.cz>, Theodore Ts'o <tytso@mit.edu>,
"linux-ext4@vger.kernel.org" <linux-ext4@vger.kernel.org>,
"Li, Michael" <huayil@qti.qualcomm.com>
Subject: Re: ext4 out of order when use cfq scheduler
Date: Fri, 18 Mar 2016 10:20:05 +0100 [thread overview]
Message-ID: <20160318092005.GA7152@quack.suse.cz> (raw)
In-Reply-To: <4ec8c36a910942be8d6d4745385f3cce@SGPMBX1004.APAC.bosch.com>
On Wed 16-03-16 02:30:13, HUANG Weller (CM/ESW12-CN) wrote:
>
> > >
> > > OK, I have something - Huang, can you check whether the attached
> > > patches also fix your data exposure issues please? The first patch is
> > > the original fix, patch two is a cleanup, patches 3 and 4 implement
> > > the speedup suggested by Ted. Patches are only lightly tested so far.
> > > I'll run more comprehensive tests later and in particular I want to
> > > check whether the additional complexity actually brings us some
> > > advantage at least for workloads which redirty pages in addition to
> > > writing some new ones using delayed allocation.
> >
> > OK, there was a bug in patch 3. Attached is a new version of patches 3 and 4.
> >
>
> Patches are applied on my kernel. Basically it is working.
> Power loss test is running now. Need some days to give you test result.
Thank you!
> At same time, Some conflicts need your confirm:
The resolution of the conflicts looks good.
Honza
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
next prev parent reply other threads:[~2016-03-18 9:19 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-22 6:24 ext4 out of order when use cfq scheduler HUANG Weller (CM/EPF1-CN)
2015-12-22 15:00 ` Jan Kara
[not found] ` <c67f356b63d94d35ad010a6e987b68f0@SGPMBX1004.APAC.bosch.com>
2016-01-05 15:30 ` Jan Kara
2016-01-06 2:39 ` HUANG Weller (CM/ESW12-CN)
2016-01-06 19:17 ` Andreas Dilger
2016-01-07 6:51 ` HUANG Weller (CM/ESW12-CN)
[not found] ` <20160106100621.GA24046@quack.suse.cz>
[not found] ` <3ab48fa47e434455b101251730e69bd2@SGPMBX1004.APAC.bosch.com>
2016-01-07 10:24 ` Jan Kara
2016-01-07 11:02 ` HUANG Weller (CM/ESW12-CN)
2016-01-07 11:47 ` Jan Kara
2016-01-07 12:19 ` Jan Kara
2016-01-08 2:18 ` HUANG Weller (CM/ESW12-CN)
2016-01-08 0:46 ` HUANG Weller (CM/ESW12-CN)
2016-01-11 9:05 ` HUANG Weller (CM/ESW12-CN)
2016-01-11 10:21 ` Jan Kara
2016-03-13 4:27 ` Theodore Ts'o
2016-03-14 2:43 ` HUANG Weller (CM/ESW12-CN)
2016-03-14 7:39 ` Jan Kara
2016-03-14 14:36 ` Theodore Ts'o
2016-03-15 10:46 ` Jan Kara
2016-03-15 14:46 ` Jan Kara
2016-03-15 20:09 ` Jan Kara
2016-03-16 2:30 ` HUANG Weller (CM/ESW12-CN)
2016-03-18 9:20 ` Jan Kara [this message]
2016-06-22 11:55 ` FW: " HUANG Weller (CM/ESW12-CN)
2016-06-22 13:09 ` Jan Kara
2016-03-16 0:41 ` HUANG Weller (CM/ESW12-CN)
2016-03-24 10:16 ` HUANG Weller (CM/ESW12-CN)
2016-03-24 12:17 ` Jan Kara
2016-01-28 8:02 ` Xiong Zhou
2016-02-03 6:08 ` HUANG Weller (CM/ESW12-CN)
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