From: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
To: Tejun Heo <tj@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>,
Jianpeng Ma <majianpeng@gmail.com>, fweisbec <fweisbec@gmail.com>,
mingo <mingo@redhat.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
Li Zefan <lizf@cn.fujitsu.com>, Tao Ma <boyu.mt@taobao.com>,
Jens Axboe <axboe@kernel.dk>,
kosaki.motohiro@gmail.com
Subject: Re: Why blktrace didn't trace requests merge?
Date: Mon, 17 Sep 2012 14:03:30 -0400 [thread overview]
Message-ID: <505765F2.1000707@gmail.com> (raw)
In-Reply-To: <20120917175534.GG18677@google.com>
(9/17/12 1:55 PM), Tejun Heo wrote:
> (cc'ing Jens)
>
> On Mon, Sep 17, 2012 at 09:22:28AM -0400, Steven Rostedt wrote:
>> On Mon, 2012-09-17 at 19:33 +0800, Jianpeng Ma wrote:
>>> Hi all:
>>> I used blktrace to trace some io.But i can't find requests merge. I searched the code and did't not find.
>>> Why?
>>>
>>
>> No idea. I don't use blktrace much, but I Cc'd those that understand it
>> better than I.
backmerge/fronmerge event?
next prev parent reply other threads:[~2012-09-17 18:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-17 11:33 Why blktrace didn't trace requests merge? Jianpeng Ma
2012-09-17 13:22 ` Steven Rostedt
2012-09-17 17:55 ` Tejun Heo
2012-09-17 18:03 ` KOSAKI Motohiro [this message]
2012-09-17 18:27 ` Jens Axboe
2012-09-18 0:30 ` Jianpeng Ma
2012-09-18 5:49 ` Jens Axboe
2012-09-18 6:33 ` Jianpeng Ma
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