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[Qemu-devel] Re: [PATCH 1/3] block: allow migration to work with image f
From: |
Juan Quintela |
Subject: |
[Qemu-devel] Re: [PATCH 1/3] block: allow migration to work with image files |
Date: |
Wed, 15 Sep 2010 18:00:07 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) |
Avi Kivity <address@hidden> wrote:
> On 09/12/2010 07:10 PM, Anthony Liguori wrote:
>> On 09/12/2010 11:06 AM, Avi Kivity wrote:
>>> On 09/12/2010 05:26 PM, Anthony Liguori wrote:
>>>> On 09/12/2010 08:28 AM, Avi Kivity wrote:
>>>>> On 09/12/2010 03:06 PM, Anthony Liguori wrote:
>>>>>>
>>>>>> Backing files and logical size shouldn't change during live
>>>>>> migration.
>>>>>
>>>>> Why not?
>>>>
>>>> To make our lives easier.
>>>
>>> It means management needs to block volume resize while a live
>>> migration takes place. Since live migration is typically done by
>>> the system automatically, while volume resize happens in response
>>> to user request, this isn't a good idea. Both in terms of user
>>> experience, and in terms of pushing more complexity to management.
>>
>> We don't do volume resize today so it's a moot point.
>>
>
> Let's be prepared for the future.
This is better done when we would be able to create the machine during
migration. As we have everything organized today, this is basically
imposible :(
The problem is not related with live migration, is related with the fact
that we need to give the same arguments in both source & target machines.
Later, Juan.
- Re: [Qemu-devel] Re: [PATCH 3/3] disk: don't read from disk until the guest starts, (continued)
- [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Anthony Liguori, 2010/09/11
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Avi Kivity, 2010/09/12
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Anthony Liguori, 2010/09/12
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Avi Kivity, 2010/09/12
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Anthony Liguori, 2010/09/12
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Avi Kivity, 2010/09/12
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Anthony Liguori, 2010/09/12
- Re: [Qemu-devel] [PATCH 1/3] block: allow migration to work with image files, Avi Kivity, 2010/09/12
- [Qemu-devel] Re: [PATCH 1/3] block: allow migration to work with image files,
Juan Quintela <=
- [Qemu-devel] Re: [PATCH 1/3] block: allow migration to work with image files, Juan Quintela, 2010/09/15
[Qemu-devel] Re: [PATCH 1/3] block: allow migration to work with image files, Kevin Wolf, 2010/09/13
[Qemu-devel] Re: [PATCH 1/3] block: allow migration to work with image files, Juan Quintela, 2010/09/15
Re: [Qemu-devel] [RFC][PATCH 0/3] Fix caching issues with live migration, Avi Kivity, 2010/09/12