According to logs something must have failed on the remote side:
2015-12-11T03:43:46.011151+00:00 debug: Running cmd (subprocess): sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m node -T iqn.2010-10.org.openstack:volume-4285d50b-6e50-43a7-9626-1a0e843431ff -p 10.109.2.1:3260 2015-12-11T03:43:46.058498+00:00 debug: CMD "sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m node -T iqn.2010-10.org.openstack:volume-4285d50b-6e50-43a7-9626-1a0e843431ff -p 10.109.2.1:3260" returned: 21 in 0.047s 2015-12-11T03:43:46.058849+00:00 debug: u'sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m node -T iqn.2010-10.org.openstack:volume-4285d50b-6e50-43a7-9626-1a0e843431ff -p 10.109.2.1:3260' failed. Not Retrying.
http://linux.die.net/man/8/iscsiadm: 21 ISCSI_ERR_NO_OBJS_FOUND - no records/targets/sessions/portals found to execute operation on.
We'll take a closer look at Cinder logs.
According to logs something must have failed on the remote side:
2015-12- 11T03:43: 46.011151+ 00:00 debug: Running cmd (subprocess): sudo nova-rootwrap /etc/nova/ rootwrap. conf iscsiadm -m node -T iqn.2010- 10.org. openstack: volume- 4285d50b- 6e50-43a7- 9626-1a0e843431 ff -p 10.109.2.1:3260 11T03:43: 46.058498+ 00:00 debug: CMD "sudo nova-rootwrap /etc/nova/ rootwrap. conf iscsiadm -m node -T iqn.2010- 10.org. openstack: volume- 4285d50b- 6e50-43a7- 9626-1a0e843431 ff -p 10.109.2.1:3260" returned: 21 in 0.047s 11T03:43: 46.058849+ 00:00 debug: u'sudo nova-rootwrap /etc/nova/ rootwrap. conf iscsiadm -m node -T iqn.2010- 10.org. openstack: volume- 4285d50b- 6e50-43a7- 9626-1a0e843431 ff -p 10.109.2.1:3260' failed. Not Retrying.
2015-12-
2015-12-
http:// linux.die. net/man/ 8/iscsiadm: NO_OBJS_ FOUND - no records/ targets/ sessions/ portals found to execute operation on.
21 ISCSI_ERR_
We'll take a closer look at Cinder logs.