[libvirt-users] live migration without shared storage problems.

[Osier Yang]

于 2011年10月27日 11:16, Luengffy XUE 写道:
> Oh, I think I can describe the problem more specific.
>
> 1 Creat the vm in the source host and it run well.
> 2 Create the image in the destination and change the user and group

2）的意思是你自己在dest上创建了同名的image么？

> 3 Open TCP socket in the destination host.

你是咋作的，这都是libvirt/qemu自己来完成的，dest上qemu会以-incoming
启动。

>
> In the source host I use the different command as
>
> 1 $ virsh migrate --live --copy-storage-all vmubuntu
> qemu+ssh://destinationHost/system --verbose
>
> This situation, the error is:
>
> In the source host:
> error:operation failed:migration job:unexpectedly failed
> In the destiantion host: (from the vm.log)
> qemu:Warning: error while loading State ID section 2
>
>
> <http://blog.chinaunix.net/space.php?uid=26284395&do=blog&id=2980663>
>
> 2 $ virsh migrate --live --copy-storage-all vmubuntu
> qemu+ssh://destinationHost/system tcp://destinationHost:49170 --verbose
>
> This situation, the error is:
>
>
> In the source host:
>> error: operation failed : failed to retrieve chardev info inqemu with 'info chardev'
> In the destiantion host: (from the vm.log)
>> Migration failed. Exit code tcp:0.0.0.0:49170(-98),exiting.
>
>
>
> Can you help me ? I google the error on the www . But I can not find
> the proper solutions or the same questions.
>
> Thanks very much.
> Best wishes.
>
>
> 2011/10/27 Osier Yang <jyang at redhat.com <mailto:jyang at redhat.com>>
>
>     于 2011年10月26日 22:22, Luengffy XUE 写道:
>>     Hi, all
>>     I migrate a vm from source host to the destination host. 
>>     I am sure every part is ok for migration.
>>     1   Create the  image in the destination and change the user and group.
>>     2   Open TCP socket in the destination host. 
>>     and I migrate in the source host command line.   
>>     $ virsh migrate --live --copy-storage-all vmubuntu  qemu+ssh://destinationHost/system --verbose
>>     But I get the  error
>>     "error: operation failed : failed to retrieve chardev info inqemu with 'info chardev'" 
>
>     Looks like you even failed on starting the domain. Could you
>     confirm if you
>     guest is actually running well?
>
>>     In the destination I find in the vmubuntu.log  
>>     The error is 
>>     "Migration failed. Exit code tcp:0.0.0.0:49170(-98),exiting."
>>
>>     What can I do to solve it ? 
>>     I do not understand how the error comes.
>>     Anyone can help me ?
>>     Thanks in advance. 
>>
>
>

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