Hi kei, Iam facing some issue while doing block migration.Can you plz help me out on this. Instances files are being destroyed. plz check the below log ed': False} from (pid=15050) _unpack_context /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646 2011-11-24 21:38:09,155 INFO nova.compute.manager [-] #################### in pre_live_migration 2011-11-24 21:38:09,252 INFO nova.compute.manager [-] instance-00000002 has no volume. 2011-11-24 21:38:09,253 INFO nova.compute.manager [-] @@@@@@@@@@@@@@@@@before driver.pre_live_migration instance_id 2 2011-11-24 21:38:09,253 INFO nova.compute.manager [-] @@@@@@@@@@@@@@@@@ after driver.pre_live_migration instance_id 2 2011-11-24 21:38:09,254 DEBUG nova.rpc [-] Making asynchronous call on network ... from (pid=15050) multicall /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:721 2011-11-24 21:38:09,254 DEBUG nova.rpc [-] MSG_ID is fba4149739ec484682ccece37cc0bcbb from (pid=15050) multicall /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:724 2011-11-24 21:38:09,527 INFO nova.compute.manager [-] @@@@@@@@@@@@@@@@@ after nstance nw_info 2 nwinfo [[{u'bridge': u'br100', u'multi_host': True, u'bridge_interface': u'eth0', u'vlan': 100, u'id': 1, u'injected': False, u'cidr': u'10.0.0.0/24', u'cidr_v6': None}, {u'should_create_bridge': True, u'dns': [], u'vif_uuid': u'93f0e47c-d3b5-4614-a760-34145e67317c', u'label': u'private', u'broadcast': u'10.0.0.255', u'ips': [{u'ip': u'10.0.0.5', u'netmask': u'255.255.255.0', u'enabled': u'1'}], u'mac': u'02:16:3e:00:70:4a', u'rxtx_cap': 0, u'should_create_vlan': False, u'dhcp_server': u'10.0.0.8', u'gateway': u'10.0.0.1'}]] 2011-11-24 21:38:09,528 INFO nova.virt.libvirt_conn [-] ######### endure_filtering_rules_for_instance 2011-11-24 21:38:09,528 INFO nova [-] called setup_basic_filtering in nwfilter 2011-11-24 21:38:09,529 INFO nova [-] ensuring static filters 2011-11-24 21:38:10,059 DEBUG nova.virt.libvirt.firewall [-] iptables firewall: Setup Basic Filtering from (pid=15050) setup_basic_filtering /usr/lib/python2.7/dist-packages/nova/virt/libvirt/firewall.py:525 2011-11-24 21:38:10,060 DEBUG nova.utils [-] Attempting to grab semaphore "iptables" for method "_do_refresh_provider_fw_rules"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:721 2011-11-24 21:38:10,060 DEBUG nova.utils [-] Attempting to grab file lock "iptables" for method "_do_refresh_provider_fw_rules"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:726 2011-11-24 21:38:10,067 DEBUG nova.utils [-] Attempting to grab semaphore "iptables" for method "apply"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:721 2011-11-24 21:38:10,067 DEBUG nova.utils [-] Attempting to grab file lock "iptables" for method "apply"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:726 2011-11-24 21:38:10,068 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-save -t filter from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,090 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-restore from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,115 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-save -t nat from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,139 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-restore from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,164 INFO nova.virt.libvirt.firewall [-] #######################################: Setup Basic Filtering 2011-11-24 21:38:10,213 DEBUG nova.utils [-] Attempting to grab semaphore "iptables" for method "apply"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:721 2011-11-24 21:38:10,214 DEBUG nova.utils [-] Attempting to grab file lock "iptables" for method "apply"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:726 2011-11-24 21:38:10,215 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-save -t filter from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,238 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-restore from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,260 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-save -t nat from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,283 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-restore from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,367 INFO nova.compute.manager [-] @@@@@@@@@@@@@@@@@ before pre_block_migration instance_id 2 2011-11-24 21:38:10,368 INFO nova.virt.libvirt_conn [-] $$$$$$$$$$$ virt/libvirt/connection.py pre_block_migration instance_ref: , diskinfo: [{"path": "/var/lib/nova/instances/instance-00000002/disk", "local_gb": "24M", "type": "qcow2", "backing_file": "76a3a6fc5131b4d61b22ea48dee11e7814416380_sm"}] 2011-11-24 21:38:10,369 INFO nova.virt.libvirt_conn [-] $$$$$$$$$$$ instance dir: /var/lib/nova/instances/instance-00000002 2011-11-24 21:38:10,370 INFO nova.virt.libvirt_conn [-] $$$$$$$$$$$ instance dir after creation: /var/lib/nova/instances/instance-00000002 2011-11-24 21:38:10,370 INFO nova.virt.libvirt_conn [-] $$$$$$$$$$$ virt/libvirt/connection.py pre_block_migration after make directory instance_ref: , diskinfo: [{"path": "/var/lib/nova/instances/instance-00000002/disk", "local_gb": "24M", "type": "qcow2", "backing_file": "76a3a6fc5131b4d61b22ea48dee11e7814416380_sm"}] 2011-11-24 21:38:10,371 DEBUG nova.utils [-] Running cmd (subprocess): qemu-img create -f qcow2 -o backing_file=/var/lib/nova/instances/_base/76a3a6fc5131b4d61b22ea48dee11e7814416380_sm /var/lib/nova/instances/instance-00000002/disk 24M from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:10,403 INFO nova.virt.libvirt_conn [-] $$$$$$$$$$$ virt/libvirt/connection.py pre_block_migration line:1798 ,instance_ref: , diskinfo: [{"path": "/var/lib/nova/instances/instance-00000002/disk", "local_gb": "24M", "type": "qcow2", "backing_file": "76a3a6fc5131b4d61b22ea48dee11e7814416380_sm"}] 2011-11-24 21:38:10,404 INFO nova.virt.libvirt_conn [-] $$$$$$$$$$$ virt/libvirt/connection.py pre_block_migration line:1816 ,instance_ref: , diskinfo: [{"path": "/var/lib/nova/instances/instance-00000002/disk", "local_gb": "24M", "type": "qcow2", "backing_file": "76a3a6fc5131b4d61b22ea48dee11e7814416380_sm"}] 2011-11-24 21:38:10,405 INFO nova.compute.manager [-] @@@@@@@@@@@@@@@@@ icompute/manager.py after pre_block_migration instance_id 2 2011-11-24 21:38:10,723 DEBUG nova.rpc [-] received {u'_context_roles': [], u'_context_request_id': u'4686f0ba-a75e-47ae-9a79-2feab3c6dc65', u'_context_read_deleted': False, u'args': {u'instance_id': 2}, u'_context_auth_token': None, u'_context_strategy': u'noauth', u'_context_is_admin': True, u'_context_project_id': None, u'_context_timestamp': u'2011-11-24T16:08:07.377752', u'_context_user_id': None, u'method': u'rollback_live_migration_at_destination', u'_context_remote_address': None} from (pid=15050) __call__ /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:600 2011-11-24 21:38:10,724 DEBUG nova.rpc [-] unpacked context: {'user_id': None, 'roles': [], 'timestamp': u'2011-11-24T16:08:07.377752', 'auth_token': None, 'msg_id': None, 'remote_address': None, 'strategy': u'noauth', 'is_admin': True, 'request_id': u'4686f0ba-a75e-47ae-9a79-2feab3c6dc65', 'project_id': None, 'read_deleted': False} from (pid=15050) _unpack_context /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646 2011-11-24 21:38:10,821 DEBUG nova.rpc [-] Making asynchronous call on network ... from (pid=15050) multicall /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:721 2011-11-24 21:38:10,822 DEBUG nova.rpc [-] MSG_ID is 0e08b0a34c5f4dd4b999ba9e67c92565 from (pid=15050) multicall /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:724 2011-11-24 21:38:11,161 DEBUG nova.utils [-] Attempting to grab semaphore "iptables" for method "apply"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:721 2011-11-24 21:38:11,162 DEBUG nova.utils [-] Attempting to grab file lock "iptables" for method "apply"... from (pid=15050) inner /usr/lib/python2.7/dist-packages/nova/utils.py:726 2011-11-24 21:38:11,163 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-save -t filter from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:11,247 INFO nova.virt.libvirt_conn [-] Instance instance-00000002 destroyed successfully. 2011-11-24 21:38:11,249 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-restore from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:11,272 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-save -t nat from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:11,295 DEBUG nova.utils [-] Running cmd (subprocess): sudo iptables-restore from (pid=15050) execute /usr/lib/python2.7/dist-packages/nova/utils.py:169 2011-11-24 21:38:11,383 INFO nova.virt.libvirt.firewall [-] unilter ############ work correctly. 2011-11-24 21:38:11,446 DEBUG nova.virt.libvirt.firewall [-] The nwfilter(nova-instance-instance-00000002-secgroup) for instance-00000002 is not found. from (pid=15050) unfilter_instance /usr/lib/python2.7/dist-packages/nova/virt/libvirt/firewall.py:321 2011-11-24 21:38:11,447 INFO nova.virt.libvirt_conn [-] instance instance-00000002: deleting instance files /var/lib/nova/instances/instance-00000002 2011-11-24 21:38:16,728 DEBUG nova.manager [8feb034c-a5f0-422a-af59-fe51db4ccc19 None None] Notifying Schedulers of capabilities ... from (pid=15050) periodic_tasks /usr/lib/python2.7/dist-packages/nova/manager.py:111 2011-11-24 21:38:16,730 DEBUG nova.rpc [8feb034c-a5f0-422a-af59-fe51db4ccc19 None None] Making asynchronous fanout cast... from (pid=15050) fanout_cast /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:754