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From: | Hailiang Zhang |
Subject: | Re: [Qemu-devel] [RFC PATCH 0/2] Migration: support working on file:url |
Date: | Fri, 22 Jul 2016 14:28:47 +0800 |
User-agent: | Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 |
On 2016/7/21 20:19, Daniel P. Berrange wrote:
On Thu, Jul 21, 2016 at 01:05:58PM +0800, zhanghailiang wrote:It is more simple to use file:url to migrate VM into file. Besides, it will be used in memory snapshot.NB, you can already migrate into a file "exec:/bin/cat > /path/to/file" and likewise qemu -incoming "exec:/bin/cat /path/to/file" This avoids the problem with POSIX I/O on plain files not actually supporting O_NONBLOCK in any sensible manner, which your file: suggestion suffers from.
OK, got it, please ignore this series. Thanks.
Regards, Daniel
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