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

[Wen Congyang]

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 ?

'vm1' is a transient 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.
> 
> 
> Daniel