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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It seems as though the plugin is waiting for a coalesce to happen after the snapshot – and timing out.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Could you confirm if the coalesce actually happened on the XenServer host, or if there were errors when attempting to coalesce? (probably from /var/log/SMlog)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It might be worth checking the integrity of the SR by running an sr-scan on the storage repository in question and checking the output of /var/log/SMlog.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>bob<o:p></o:p></span></p><p class=MsoNormal><a name="_MailEndCompose"><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></a></p><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> openstack-bounces+bob.ball=citrix.com@lists.launchpad.net [mailto:openstack-bounces+bob.ball=citrix.com@lists.launchpad.net] <b>On Behalf Of </b>Afef MDHAFFAR<br><b>Sent:</b> 12 March 2013 13:02<br><b>To:</b> openstack@lists.launchpad.net<br><b>Subject:</b> [Openstack] Instance snapshotting error<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hi all,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I use openstack (folsom release) + XCP + ubuntu 12.04.<o:p></o:p></p></div><div><p class=MsoNormal>I tried to create a snapshot of an ubuntu instance.<o:p></o:p></p></div><div><p class=MsoNormal>Unfortunately, I get this error. Any ideas how to deal with this error?<o:p></o:p></p></div><div><p class=MsoNormal>-----<o:p></o:p></p></div><div><div><p class=MsoNormal>2013-03-12 12:54:02 AUDIT nova.compute.manager [req-39dc25ff-686d-46b8-98ac-29b3b08dbe94 admin demo] [instance: 945a44a0-2001-4165-a66c-a40ae552ab12] instance snapshotting<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 ERROR nova.openstack.common.rpc.amqp [req-39dc25ff-686d-46b8-98ac-29b3b08dbe94 admin demo] Exception during message handling<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp Traceback (most recent call last):<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/openstack/common/rpc/amqp.py", line 393, in _process_data<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp rval = self.proxy.dispatch(ctxt, version, method, **args)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/openstack/common/rpc/dispatcher.py", line 133, in dispatch<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp return getattr(proxyobj, method)(ctxt, **kwargs)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/exception.py", line 117, in wrapped<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp temp_level, payload)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp self.gen.next()<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/exception.py", line 94, in wrapped<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp return f(self, context, *args, **kw)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 210, in decorated_function<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp pass<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp self.gen.next()<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 196, in decorated_function<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp return function(self, context, *args, **kwargs)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 238, in decorated_function<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp e, sys.exc_info())<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp self.gen.next()<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 225, in decorated_function<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp return function(self, context, *args, **kwargs)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 1651, in snapshot_instance<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp self.driver.snapshot(context, instance, image_id, update_task_state)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/virt/xenapi/driver.py", line 194, in snapshot<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp self._vmops.snapshot(context, instance, image_id, update_task_state)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/virt/xenapi/vmops.py", line 712, in snapshot<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp update_task_state) as vdi_uuids:<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 17, in __enter__<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp return self.gen.next()<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/virt/xenapi/vm_utils.py", line 627, in snapshot_attached_here<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp original_parent_uuid)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/virt/xenapi/vm_utils.py", line 1831, in _wait_for_vhd_coalesce<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp raise exception.NovaException(msg)<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp NovaException: VHD coalesce attempts exceeded (5), giving up...<o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:54:36 TRACE nova.openstack.common.rpc.amqp <o:p></o:p></p></div><div><p class=MsoNormal>2013-03-12 12:55:03 AUDIT nova.compute.resource_tracker [-] Auditing locally available compute resources<o:p></o:p></p></div></div><div><p class=MsoNormal>-------<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thank you,<o:p></o:p></p></div><div><p class=MsoNormal>Afef<o:p></o:p></p></div></div></body></html>