[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH 0/3] dataplane: virtio-blk live migration with x

From: Andreas Färber
Subject: Re: [Qemu-devel] [PATCH 0/3] dataplane: virtio-blk live migration with x-data-plane=on
Date: Tue, 23 Jul 2013 11:59:33 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130620 Thunderbird/17.0.7

Am 23.07.2013 11:43, schrieb yinyin:
> 在 2013-7-23,下午5:30,Andreas Färber <address@hidden> 写道:
>> Am 23.07.2013 11:19, schrieb yinyin:
>>>     during the migration, the source, not the destination, will start 
>>> dataplane again....
>>>     I think the process of migration with dataplane as follows:
>>> 1. migration begin to start
>>> 2. the migration source stop the dataplane
>>> 3. do migration ...
>>> 4. migration completed, the destination start the dataplane.
>> I can't speak for the dataplane, but in general the source guest is
>> expected to continue working during live migration (that's the "live"
>> part) until it has been fully transferred to the destination.
> when dataplane stop, the source guest can continue work, but not use 
> dataplane thread.

So how would it do I/O then?


SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg

reply via email to

[Prev in Thread] Current Thread [Next in Thread]