Public bug reported:
Failure happens in tempest.thirdparty.boto.test_ec2_instance_run.InstanceRunTest.test_run_reboot_terminate_instance. pythonlogging:'': {{{ 2014-09-28 09:05:33,105 31828 INFO [tempest.thirdparty.boto.utils.wait] State transition "pending" ==> "running" 3 second 2014-09-28 09:05:33,256 31828 DEBUG [tempest.thirdparty.boto.test_ec2_instance_run] Instance rebooted - state: running 2014-09-28 09:05:35,003 31828 INFO [tempest.thirdparty.boto.utils.wait] State transition "running" ==> "error" 1 second }}} http://logs.openstack.org/14/124014/3/check/check-tempest-dsvm-postgres-full/96934ea/logs/testr_results.html.gz CPU log - 2014-09-28 09:05:34.741 ERROR nova.compute.manager [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] [instance: b28b2844-26a9-46ff-bcde-023a7604a06e] Cannot reboot instance: [Errno 2] No such file or directory: '/opt/stack/data/nova/instances/b28b2844-26a9-46ff-bcde-023a7604a06e/kernel.part' 2014-09-28 09:05:34.935 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Created new semaphore "compute_resources" internal_lock /opt/stack/new/nova/nova/openstack/common/lockutils.py:206 2014-09-28 09:05:34.935 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Acquired semaphore "compute_resources" lock /opt/stack/new/nova/nova/openstack/common/lockutils.py:229 2014-09-28 09:05:34.935 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Got semaphore / lock "update_usage" inner /opt/stack/new/nova/nova/openstack/common/lockutils.py:271 2014-09-28 09:05:34.970 INFO nova.scheduler.client.report [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Compute_service record updated for ('devstack-trusty-rax-dfw-2448356.slave.openstack.org', 'devstack-trusty-rax-dfw-2448356.slave.openstack.org') 2014-09-28 09:05:34.971 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Releasing semaphore "compute_resources" lock /opt/stack/new/nova/nova/openstack/common/lockutils.py:238 2014-09-28 09:05:34.971 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Semaphore / lock released "update_usage" inner /opt/stack/new/nova/nova/openstack/common/lockutils.py:275 2014-09-28 09:05:34.980 ERROR oslo.messaging.rpc.dispatcher [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Exception during message handling: [Errno 2] No such file or directory: '/opt/stack/data/nova/instances/b28b2844-26a9-46ff-bcde-023a7604a06e/kernel.part' 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher Traceback (most recent call last): 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_reply 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher incoming.message)) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return self._do_dispatch(endpoint, method, ctxt, args) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 123, in _do_dispatch 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher result = getattr(endpoint, method)(ctxt, **new_args) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/exception.py", line 88, in wrapped 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher payload) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/exception.py", line 71, in wrapped 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return f(self, context, *args, **kw) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 298, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher pass 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 284, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return function(self, context, *args, **kwargs) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 348, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return function(self, context, *args, **kwargs) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 326, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher kwargs['instance'], e, sys.exc_info()) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 314, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return function(self, context, *args, **kwargs) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 2941, in reboot_instance 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher self._set_instance_obj_error_state(context, instance) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 2922, in reboot_instance 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher bad_volumes_callback=bad_volumes_callback) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 2269, in reboot 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher block_device_info) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 2366, in _hard_reboot 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher disk_info_json) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 5559, in _create_images_and_backing 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher self._fetch_instance_kernel_ramdisk(context, instance) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 5393, in _fetch_instance_kernel_ramdisk 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher instance['project_id']) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/utils.py", line 452, in fetch_image 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher max_size=max_size) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/images.py", line 79, in fetch_to_raw 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher max_size=max_size) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/images.py", line 73, in fetch 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher IMAGE_API.download(context, image_href, dest_path=path) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/image/api.py", line 178, in download 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher dst_path=dest_path) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/image/glance.py", line 363, in download 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher data = open(dst_path, 'wb') 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher IOError: [Errno 2] No such file or directory: '/opt/stack/data/nova/instances/b28b2844-26a9-46ff-bcde-023a7604a06e/kernel.part' 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher >From logs it looks like instance reboot is failed. But as state shown in above logs instance state changed to 'running' even reboot failed. https://bugs.launchpad.net/nova/+bug/1188343 fixed issue of changing the instance state to active (running) even before reboot operation success. Is it still issue? ** Affects: nova Importance: Undecided Status: New -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1375108 Title: Failed to reboot instance successfully with EC2 Status in OpenStack Compute (Nova): New Bug description: Failure happens in tempest.thirdparty.boto.test_ec2_instance_run.InstanceRunTest.test_run_reboot_terminate_instance. pythonlogging:'': {{{ 2014-09-28 09:05:33,105 31828 INFO [tempest.thirdparty.boto.utils.wait] State transition "pending" ==> "running" 3 second 2014-09-28 09:05:33,256 31828 DEBUG [tempest.thirdparty.boto.test_ec2_instance_run] Instance rebooted - state: running 2014-09-28 09:05:35,003 31828 INFO [tempest.thirdparty.boto.utils.wait] State transition "running" ==> "error" 1 second }}} http://logs.openstack.org/14/124014/3/check/check-tempest-dsvm-postgres-full/96934ea/logs/testr_results.html.gz CPU log - 2014-09-28 09:05:34.741 ERROR nova.compute.manager [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] [instance: b28b2844-26a9-46ff-bcde-023a7604a06e] Cannot reboot instance: [Errno 2] No such file or directory: '/opt/stack/data/nova/instances/b28b2844-26a9-46ff-bcde-023a7604a06e/kernel.part' 2014-09-28 09:05:34.935 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Created new semaphore "compute_resources" internal_lock /opt/stack/new/nova/nova/openstack/common/lockutils.py:206 2014-09-28 09:05:34.935 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Acquired semaphore "compute_resources" lock /opt/stack/new/nova/nova/openstack/common/lockutils.py:229 2014-09-28 09:05:34.935 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Got semaphore / lock "update_usage" inner /opt/stack/new/nova/nova/openstack/common/lockutils.py:271 2014-09-28 09:05:34.970 INFO nova.scheduler.client.report [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Compute_service record updated for ('devstack-trusty-rax-dfw-2448356.slave.openstack.org', 'devstack-trusty-rax-dfw-2448356.slave.openstack.org') 2014-09-28 09:05:34.971 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Releasing semaphore "compute_resources" lock /opt/stack/new/nova/nova/openstack/common/lockutils.py:238 2014-09-28 09:05:34.971 DEBUG nova.openstack.common.lockutils [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Semaphore / lock released "update_usage" inner /opt/stack/new/nova/nova/openstack/common/lockutils.py:275 2014-09-28 09:05:34.980 ERROR oslo.messaging.rpc.dispatcher [req-c3f47db4-2474-43c5-bc8e-178608366f8f InstanceRunTest-2056140302 InstanceRunTest-1314839858] Exception during message handling: [Errno 2] No such file or directory: '/opt/stack/data/nova/instances/b28b2844-26a9-46ff-bcde-023a7604a06e/kernel.part' 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher Traceback (most recent call last): 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_reply 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher incoming.message)) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return self._do_dispatch(endpoint, method, ctxt, args) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 123, in _do_dispatch 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher result = getattr(endpoint, method)(ctxt, **new_args) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/exception.py", line 88, in wrapped 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher payload) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/exception.py", line 71, in wrapped 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return f(self, context, *args, **kw) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 298, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher pass 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 284, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return function(self, context, *args, **kwargs) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 348, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return function(self, context, *args, **kwargs) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 326, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher kwargs['instance'], e, sys.exc_info()) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 314, in decorated_function 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher return function(self, context, *args, **kwargs) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 2941, in reboot_instance 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher self._set_instance_obj_error_state(context, instance) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/openstack/common/excutils.py", line 82, in __exit__ 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/compute/manager.py", line 2922, in reboot_instance 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher bad_volumes_callback=bad_volumes_callback) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 2269, in reboot 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher block_device_info) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 2366, in _hard_reboot 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher disk_info_json) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 5559, in _create_images_and_backing 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher self._fetch_instance_kernel_ramdisk(context, instance) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/driver.py", line 5393, in _fetch_instance_kernel_ramdisk 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher instance['project_id']) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/libvirt/utils.py", line 452, in fetch_image 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher max_size=max_size) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/images.py", line 79, in fetch_to_raw 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher max_size=max_size) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/virt/images.py", line 73, in fetch 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher IMAGE_API.download(context, image_href, dest_path=path) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/image/api.py", line 178, in download 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher dst_path=dest_path) 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/new/nova/nova/image/glance.py", line 363, in download 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher data = open(dst_path, 'wb') 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher IOError: [Errno 2] No such file or directory: '/opt/stack/data/nova/instances/b28b2844-26a9-46ff-bcde-023a7604a06e/kernel.part' 2014-09-28 09:05:34.980 28960 TRACE oslo.messaging.rpc.dispatcher From logs it looks like instance reboot is failed. But as state shown in above logs instance state changed to 'running' even reboot failed. https://bugs.launchpad.net/nova/+bug/1188343 fixed issue of changing the instance state to active (running) even before reboot operation success. Is it still issue? To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/1375108/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp