mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Shaohua Li <shaohua.li@intel.com>
To: Tejun Heo <htejun@gmail.com>
Cc: Jens Axboe <jaxboe@fusionio.com>,
	lkml <linux-kernel@vger.kernel.org>,
	"Shi, Alex" <alex.shi@intel.com>,
	"Chen, Tim C" <tim.c.chen@intel.com>
Subject: Re: [RFC]block: add flush request at head
Date: Tue, 26 Apr 2011 08:49:15 +0800	[thread overview]
Message-ID: <1303778955.3981.285.camel@sli10-conroe> (raw)
In-Reply-To: <20110425082103.GA17734@mtj.dyndns.org>

On Mon, 2011-04-25 at 16:21 +0800, Tejun Heo wrote:
> Hello, Shaohua.
> 
> On Mon, Apr 25, 2011 at 09:01:59AM +0800, Shaohua Li wrote:
> > this is a regression from 2.6.39-rc2 compared to 2.6.39-rc1, so this
> > isn't related to the flush rewritten. Workload is sysbench fileio,
> > please see the first mail at the thread for detail.
> 
> Understood.  Let's talk on the other thread.
This issue isn't related to the optimization patch in another thread.
And that patch can't recover the regression, which does improve
throughput even without the regression. So please look at issue again.

Thanks,
Shaohua



  reply	other threads:[~2011-04-26  0:49 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-18  7:36 Shaohua Li
2011-04-18  8:08 ` Jens Axboe
2011-04-18  8:25   ` Shaohua Li
2011-04-22 22:57     ` Tejun Heo
2011-04-25  1:01       ` Shaohua Li
2011-04-25  8:21         ` Tejun Heo
2011-04-26  0:49           ` Shaohua Li [this message]
2011-04-26 11:29             ` Tejun Heo
2011-04-28  5:13               ` Shaohua Li
2011-04-18  9:26   ` Christoph Hellwig
2011-04-19  1:07     ` Shaohua Li

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=1303778955.3981.285.camel@sli10-conroe \
    --to=shaohua.li@intel.com \
    --cc=alex.shi@intel.com \
    --cc=htejun@gmail.com \
    --cc=jaxboe@fusionio.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=tim.c.chen@intel.com \
    /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
all inboxes | Powered by JetHome®