linux-kernel - Re: [PATCH V2 0/5] trace-cmd: Support the feature recording trace data of guests on the host

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Message-ID: <52663CFA.9020901@hitachi.com>
Date:	Tue, 22 Oct 2013 17:53:14 +0900
From:	Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@...achi.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Hidehiro Kawai <hidehiro.kawai.ez@...achi.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	linux-kernel@...r.kernel.org, yrl.pp-manager.tt@...achi.com
Subject: Re: [PATCH V2 0/5] trace-cmd: Support the feature recording trace
 data of guests on the host

Hi Steven,

(2013/10/19 0:06), Steven Rostedt wrote:
> On Fri, 13 Sep 2013 11:06:27 +0900
> Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@...achi.com> wrote:
>
>> Hi Steven,
>>
>> This is a v2 patch set for realizing a part of "Integrated trace" feature which
>> is a trace merging system for a virtualization environment. Currently, trace-cmd
>> does not have following features yet:
>>
>> a) Server and client for a virtualization environment
>> b) Structured message platform between guests and host
>> c) Agent feature of a client
>> d) Merge feature of trace data of multiple guests and host in chronological
>>     order
>>
>
> Hi Yoshihiro,
>
> I do like your patch set, but I was thinking as this is becoming a new
> ABI between the client and the server, I really want to spend a lot
> more time looking at this before I pull it.
>
> I'll be traveling again on Monday for 10 days (going to Kernel Summit
> than the RT summit), and I'll try to review it more during my trip. But
> even then, I really want to make sure the communication is robust. I
> hate to have a "V3" and then need to support two older versions.

Sure, I agree with you:)
Thank you for spending a lot of time on reviewing this patch set.

Thanks,
Yoshihiro YUNOMAE

-- 
Yoshihiro YUNOMAE
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: yoshihiro.yunomae.ez@...achi.com


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