2013-08-02 12:51:01     INFO [cinder.volume.manager] volume volume-ffbf4fe8-d0af-4d4d-9df8-fe8bbdf2f08d: creating
2013-08-02 12:51:02    ERROR [cinder.volume.manager] volume volume-ffbf4fe8-d0af-4d4d-9df8-fe8bbdf2f08d: create failed
2013-08-02 12:51:02    ERROR [cinder.openstack.common.rpc.amqp] Exception during message handling
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/cinder/openstack/common/rpc/amqp.py", line 430, in _process_data
    rval = self.proxy.dispatch(ctxt, version, method, **args)
  File "/usr/lib/python2.7/dist-packages/cinder/openstack/common/rpc/dispatcher.py", line 133, in dispatch
    return getattr(proxyobj, method)(ctxt, **kwargs)
  File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 288, in create_volume
    LOG.error(_("volume %s: create failed"), volume_ref['name'])
  File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
    self.gen.next()
  File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 281, in create_volume
    model_update = self.driver.create_export(context, volume_ref)
  File "/usr/lib/python2.7/dist-packages/cinder/volume/drivers/lvm.py", line 487, in create_export
    chap_auth)
  File "/usr/lib/python2.7/dist-packages/cinder/volume/iscsi.py", line 225, in create_iscsi_target
    self._new_target(name, tid, **kwargs)
  File "/usr/lib/python2.7/dist-packages/cinder/volume/iscsi.py", line 284, in _new_target
    **kwargs)
  File "/usr/lib/python2.7/dist-packages/cinder/volume/iscsi.py", line 73, in _run
    self._execute(self._cmd, *args, run_as_root=True, **kwargs)
  File "/usr/lib/python2.7/dist-packages/cinder/utils.py", line 190, in execute
    cmd=' '.join(cmd))
ProcessExecutionError: Unexpected error while running command.
Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf ietadm --op new --tid=1 --params Name=iqn.2010-10.org.openstack:volume-ffbf4fe8-d0af-4d4d-9df8-fe8bbdf2f08d
Exit code: 239
Stdout: ''
Stderr: 'File exists.\n'
2013-08-02 12:51:04     INFO [cinder.volume.manager] Updating volume status
2013-08-02 12:51:17     INFO [cinder.volume.manager] Updating volume status