From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:46850)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <xiawenc@linux.vnet.ibm.com>) id 1Vjfmn-0001cz-SN
	for qemu-devel@nongnu.org; Thu, 21 Nov 2013 20:44:06 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <xiawenc@linux.vnet.ibm.com>) id 1Vjfme-0002wd-V7
	for qemu-devel@nongnu.org; Thu, 21 Nov 2013 20:43:57 -0500
Received: from e23smtp01.au.ibm.com ([202.81.31.143]:45114)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <xiawenc@linux.vnet.ibm.com>) id 1Vjfme-0002wV-5S
	for qemu-devel@nongnu.org; Thu, 21 Nov 2013 20:43:48 -0500
Received: from /spool/local
	by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use
	Only! Violators will be prosecuted
	for <qemu-devel@nongnu.org> from <xiawenc@linux.vnet.ibm.com>;
	Fri, 22 Nov 2013 11:43:39 +1000
Received: from d23relay05.au.ibm.com (d23relay05.au.ibm.com [9.190.235.152])
	by d23dlp03.au.ibm.com (Postfix) with ESMTP id 3E2023578050
	for <qemu-devel@nongnu.org>; Fri, 22 Nov 2013 12:43:36 +1100 (EST)
Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139])
	by d23relay05.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id
	rAM1Pbq47864676
	for <qemu-devel@nongnu.org>; Fri, 22 Nov 2013 12:25:38 +1100
Received: from d23av04.au.ibm.com (localhost [127.0.0.1])
	by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id
	rAM1hZZm012347
	for <qemu-devel@nongnu.org>; Fri, 22 Nov 2013 12:43:35 +1100
Message-ID: <528EB6C6.8090900@linux.vnet.ibm.com>
Date: Fri, 22 Nov 2013 09:43:34 +0800
From: Wenchao Xia <xiawenc@linux.vnet.ibm.com>
MIME-Version: 1.0
References: <D1BD20B5DB34024DA951CEEE6C4C59985960E00D@szxema505-mbs.china.huawei.com>
In-Reply-To: <D1BD20B5DB34024DA951CEEE6C4C59985960E00D@szxema505-mbs.china.huawei.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
Subject: Re: [Qemu-devel] Is there any new progress or plans about "ram live
 snapshot feature"?
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Zhanghailiang <zhang.zhanghailiang@huawei.com>, "stefanha@gmail.com" <stefanha@gmail.com>, "phrdina@redhat.com" <phrdina@redhat.com>
Cc: Dingweiping <weiping.ding@huawei.com>, Luonengjun <luonengjun@huawei.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, "Huangpeng (Peter)" <peter.huangpeng@huawei.com>

于 2013/11/21 19:02, Zhanghailiang 写道:
> Hi,
>
> Now qemu ram live snapshot feature has some problems, it is based on
> ‘ram live migration’.
>
> The time of snapshot depends on completion time of migration, which is
> not measurable. Also It may can’t achieve migrate in some situation.
>
> I have seen discussion about that in your previous emails, and there
> seems to be a feasible scheme.
>
> I want to know if there is any new progress or somebody is trying to
> realize the program.
>
> Best Regards
>
> Hailiang Zhang
>
Hi, Pavel
   Are you going to implement this feat? If no I'd like to add it in my
TODO list.