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Re: [libvirt] [PATCH 00/16 v5] Implement migration v3 protocol



At 05/17/2011 10:21 PM, Daniel P. Berrange Write:
> On Tue, May 17, 2011 at 05:56:36PM +0800, Wen Congyang wrote:
>> At 05/16/2011 10:24 PM, Daniel P. Berrange Write:
>>> On Thu, May 12, 2011 at 05:04:36PM +0100, Daniel P. Berrange wrote:
>>>> An update of
>>>>
>>>>   http://www.redhat.com/archives/libvir-list/2011-May/msg00605.html
>>>>
>>>> Changes in this series
>>>>
>>>>  - Fix comments from previous review
>>>>  - Rebase to latest GIT
>>>>
>>>> Also pullable from
>>>>
>>>>   http://gitorious.org/~berrange/libvirt/staging/commits/migrate-locking-3
>>>>
>>>> NB, this branch includes the migration + lock manager series
>>>> in one big set.
>>>
>>> I've pushed this series now. There will be a couple of follow up patches
>>> to add some further enhancements before next release.
>>
>> I test migration 3 times. libvirtd crashed twice and may be deadlock once.
>> I do not find the reason of the problem.
>>
>> Here is command line:
>> # virsh migrate --p2p --tunnelled vm1 qemu+tls://<dest OS>/system
> 
> 
> Is 'vm1' a transient, or persistent guest ?
> 
> I have identified a flaw with handling of transient guests, which
> has the same behaviour you describe. Persistent guests though are
> reliable unless the --undefine-source flag is set with virsh.

I test migration with persistent, and the migration can finish succefully.
But the state of the guest on the dest host is still paused after migration.
The command line is the same as the above.

> 
> 
> Daniel


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