Once upon a time, Chris Adams <cma@cmadams.net> said:
> I have a VM with a virtio-scsi disk that is a direct-mapped iSCSI LUN.
> I'm trying to migrate it from one node to another (in the process of
> updating my system from 3.5.3 to 3.5.5), and it fails migration with:
>
> Thread-1886273::ERROR::2016-01-06 10:31:17,657::migration::161::vm.Vm::(_recover) vmId=`606ae10e-bcac-4bf8-8ad0-e9d76f0c6f43`::unsupported configuration: scsi-block 'lun' devices do not support the serial property
> Thread-1886273::ERROR::2016-01-06 10:31:17,693::migration::260::vm.Vm::(run) vmId=`606ae10e-bcac-4bf8-8ad0-e9d76f0c6f43`::Failed to migrate
>   File "/usr/share/vdsm/virt/migration.py", line 246, in run
>     self._startUnderlyingMigration(time.time())
>   File "/usr/share/vdsm/virt/migration.py", line 335, in _startUnderlyingMigration
>   File "/usr/lib64/python2.7/site-packages/libvirt.py", line 1701, in migrateToURI2
>     if ret == -1: raise libvirtError ('virDomainMigrateToURI2() failed', dom=self)
> Thread-1886279::DEBUG::2016-01-06 10:31:18,539::__init__::481::jsonrpc.JsonRpcServer::(_serveRequest) Calling 'VM.getMigrationStatus' in bridge with {u'vmID': u'606ae10e-bcac-4bf8-8ad0-e9d76f0c6f43'}
>
> Is this a known bug (maybe fixed in a newer version), something
> unexpected, etc.?  Is there a way around it (other than shutting down
> the VM)?

So, this isn't just a bug with migration; I powered off the VM and then
tried to start it on a host that had been updated to 3.5.5 and it would
not start (same error).

This is a pretty significant regression IMHO - I can't start this VM on
any 3.5.5 host.

--
Chris Adams <cma@cmadams.net>
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