While migrate a volume, which is attached to an instance, from one backend to another while trigger an erros as below:
2017-02-17 01:03:09.676 1540246 INFO cinder.volume.manager [req-979bfe01-9932-46cd-ba17-a97551550b87 71fa29ce13fb4e6fa78ac620673278c9 228b4b7366df44279a84ac71820598de - default default] Created volume successfully. 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager [req-979bfe01-9932-46cd-ba17-a97551550b87 71fa29ce13fb4e6fa78ac620673278c9 228b4b7366df44279a84ac71820598de - default default] Failed to copy volume 86974af2-8bf2-4065-a474-565a6363d7a8 to 9fa07149-f395-43bf-adb2-d9568c9174c3 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager Traceback (most recent call last): 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 1787, in _migrate_volume_generic 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager new_volume.id) 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager File "/usr/lib/python2.7/dist-packages/cinder/compute/nova.py", line 178, in update_server_volume 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager nova = novaclient(context, admin_endpoint=True, privileged_user=True) 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager File "/usr/lib/python2.7/dist-packages/cinder/compute/nova.py", line 136, in novaclient 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager **region_filter) 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager File "/usr/lib/python2.7/dist-packages/novaclient/service_catalog.py", line 84, in url_for 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager raise novaclient.exceptions.EndpointNotFound() 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager EndpointNotFound 2017-02-17 01:03:13.512 1540270 ERROR cinder.volume.manager 2017-02-17 01:03:13.515 1540270 DEBUG oslo_messaging._drivers.amqpdriver [req-979bfe01-9932-46cd-ba17-a97551550b87 71fa29ce13fb4e6fa78ac620673278c9 228b4b7366df44279a84ac71820598de - default default] CAST unique_id: 6d35fc3375a24c079d8c011d76a89ffe exchange 'cinder' topic 'cinder-volume' _send /usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py:448
While migrate a volume, which is attached to an instance, from one backend to another while trigger an erros as below:
2017-02-17 01:03:09.676 1540246 INFO cinder. volume. manager [req-979bfe01- 9932-46cd- ba17-a97551550b 87 71fa29ce13fb4e6 fa78ac620673278 c9 228b4b7366df442 79a84ac71820598 de - default default] Created volume successfully. volume. manager [req-979bfe01- 9932-46cd- ba17-a97551550b 87 71fa29ce13fb4e6 fa78ac620673278 c9 228b4b7366df442 79a84ac71820598 de - default default] Failed to copy volume 86974af2- 8bf2-4065- a474-565a6363d7 a8 to 9fa07149- f395-43bf- adb2-d9568c9174 c3 volume. manager Traceback (most recent call last): volume. manager File "/usr/lib/ python2. 7/dist- packages/ cinder/ volume/ manager. py", line 1787, in _migrate_ volume_ generic volume. manager new_volume.id) volume. manager File "/usr/lib/ python2. 7/dist- packages/ cinder/ compute/ nova.py" , line 178, in update_ server_ volume volume. manager nova = novaclient(context, admin_endpoint= True, privileged_ user=True) volume. manager File "/usr/lib/ python2. 7/dist- packages/ cinder/ compute/ nova.py" , line 136, in novaclient volume. manager **region_filter) volume. manager File "/usr/lib/ python2. 7/dist- packages/ novaclient/ service_ catalog. py", line 84, in url_for volume. manager raise novaclient. exceptions. EndpointNotFoun d() volume. manager EndpointNotFound volume. manager _drivers. amqpdriver [req-979bfe01- 9932-46cd- ba17-a97551550b 87 71fa29ce13fb4e6 fa78ac620673278 c9 228b4b7366df442 79a84ac71820598 de - default default] CAST unique_id: 6d35fc3375a24c0 79d8c011d76a89f fe exchange 'cinder' topic 'cinder-volume' _send /usr/lib/ python2. 7/dist- packages/ oslo_messaging/ _drivers/ amqpdriver. py:448
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.512 1540270 ERROR cinder.
2017-02-17 01:03:13.515 1540270 DEBUG oslo_messaging.