Hello Guys, I am using cinder on centos7 stein with Dell unity iscsi driver. When I migrate vm from a kvm node to another, orphaned devices are left on source kvm node. I initialized debug on nova compute and i thing the issue si in the following lines (2020-10-20 09:52:33.078 132171 DEBUG os_brick.initiator.connectors.iscsi [-] Disconnecting from: []): connectors/iscsi.py:1111 2020-10-20 09:52:33.078 132171 DEBUG os_brick.initiator.connectors.iscsi [-] Resulting device map defaultdict(<function <lambda> at 0x7f4f1b1f7cf8>, {(u'10.138.215.17:3260', u'iqn.1992-04.com.emc:cx.ckm00184400687.a2'): (set([]), set([u'sdg', u'sdi'])), (u'10.138.209.47:3260', u'iqn.1992-04.com.emc:cx.ckm00184400687.b3'): (set([]), set([u'sdo', u'sdq'])), (u'10.138.209.48:3260', u'iqn.1992-04.com.emc:cx.ckm00184400687.a3'): (set([]), set([u'sdd', u'sdb'])), (u'10.138.215.18:3260', u'iqn.1992-04.com.emc:cx.ckm00184400687.b2'): (set([]), set([u'sdm', u'sdk']))}) _get_connection_devices /usr/lib/python2.7/site-packages/os_brick/initiator/connectors/iscsi.py:844 2020-10-20 09:52:33.078 132171 DEBUG os_brick.initiator.connectors.iscsi [-] Disconnecting from: [] _disconnect_connection /usr/lib/python2.7/site-packages/os_brick/initiator/connectors/iscsi.py:1099 The version of package is: python2-os-brick-2.8.7-1.el7.noarch Please, any help ? Ignazio