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[Sean Dague <sean@xxxxxxxxx>]

This is largely because you were using an old libvirt I presume. Please
reopen if an issue.

** Changed in: nova
       Status: Confirmed => Invalid

** Changed in: nova
     Assignee: Jay Lau (jay-lau-513) => (unassigned)

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https://bugs.launchpad.net/bugs/1243028

Title:
  live snapshot report "NotImplemented" when using libvirt driver

Status in OpenStack Compute (Nova):
  Invalid

Bug description:
  
  When live snapshot a KVM VM, libvirt driver report the following exception

  2013-10-22 13:14:56.252 ERROR nova.openstack.common.rpc.amqp [req-2cfda464-7171-4136-9b1c-96c48f095d67 admin admin] Exception during message handling
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp Traceback (most recent call last):
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/openstack/common/rpc/amqp.py", line 461, in _process_data
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     **args)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/openstack/common/rpc/dispatcher.py", line 172, in dispatch
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     result = getattr(proxyobj, method)(ctxt, **kwargs)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 354, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     return function(self, context, *args, **kwargs)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/exception.py", line 90, in wrapped
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     payload)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/exception.py", line 73, in wrapped
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     return f(self, context, *args, **kw)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 244, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     pass
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 230, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     return function(self, context, *args, **kwargs)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 272, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     e, sys.exc_info())
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 259, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     return function(self, context, *args, **kwargs)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 320, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     % image_id, instance=instance)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 310, in decorated_function
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     *args, **kwargs)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 2296, in snapshot_instance
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     task_states.IMAGE_SNAPSHOT)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/compute/manager.py", line 2329, in _snapshot_instance
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     update_task_state)
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp   File "/opt/stack/nova/nova/virt/driver.py", line 364, in live_snapshot
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp     raise NotImplementedError()
  2013-10-22 13:14:56.252 TRACE nova.openstack.common.rpc.amqp NotImplementedError

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