2015-03-02 23:32:04.300 19863 WARNING sahara.service.engine [-] Can't start cluster 'vanilla-cluster-one' (reason: An error occurred in thread 'attach-volumes-for-ng-vanilla-master': An error occurred in thread 'attach-volumes-for-instance-vanilla-cluster-one-vanilla-master-001': The server has either erred or is incapable of performing the requested operation. (HTTP 500) (Request-ID: req-fecccea6-c850-4b16-90c7-ff802edaefe4))
2015-03-02 23:32:05.989 19863 ERROR sahara.context [-] Thread 'cluster-creating-7b02626a-362f-456a-9229-f81d27612e7c' fails with exception: 'An error occurred in thread 'attach-volumes-for-ng-vanilla-master': An error occurred in thread 'attach-volumes-for-instance-vanilla-cluster-one-vanilla-master-001': The server has either erred or is incapable of performing the requested operation. (HTTP 500) (Request-ID: req-fecccea6-c850-4b16-90c7-ff802edaefe4)'
2015-03-02 23:32:05.989 19863 TRACE sahara.context Traceback (most recent call last):
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/context.py", line 124, in _wrapper
2015-03-02 23:32:05.989 19863 TRACE sahara.context     func(*args, **kwargs)
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/service/api.py", line 202, in _provision_cluster
2015-03-02 23:32:05.989 19863 TRACE sahara.context     INFRA.create_cluster(cluster)
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/service/direct_engine.py", line 82, in create_cluster
2015-03-02 23:32:05.989 19863 TRACE sahara.context     self._rollback_cluster_creation(cluster, ex)
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/openstack/common/excutils.py", line 68, in __exit__
2015-03-02 23:32:05.989 19863 TRACE sahara.context     six.reraise(self.type_, self.value, self.tb)
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/service/direct_engine.py", line 65, in create_cluster
2015-03-02 23:32:05.989 19863 TRACE sahara.context     volumes.attach(cluster)
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/service/volumes.py", line 33, in attach
2015-03-02 23:32:05.989 19863 TRACE sahara.context     attach_to_instances, node_group.instances)
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/context.py", line 190, in __exit__
2015-03-02 23:32:05.989 19863 TRACE sahara.context     self._wait()
2015-03-02 23:32:05.989 19863 TRACE sahara.context   File "/usr/local/lib/python2.7/dist-packages/sahara/context.py", line 183, in _wait
2015-03-02 23:32:05.989 19863 TRACE sahara.context     raise exceptions.ThreadException(self.failed_thread, self.exc)
2015-03-02 23:32:05.989 19863 TRACE sahara.context ThreadException: An error occurred in thread 'attach-volumes-for-ng-vanilla-master': An error occurred in thread 'attach-volumes-for-instance-vanilla-cluster-one-vanilla-master-001': The server has either erred or is incapable of performing the requested operation. (HTTP 500) (Request-ID: req-fecccea6-c850-4b16-90c7-ff802edaefe4)