Multi-attach functionality is now implemented in both Cinder and Nova, which should make this bug invalid. In case the symptom appears again the bug shall be re-opened.
Blueprint page with more details: https://blueprints.launchpad.net/nova/+spec/multi-attach-volume ** Changed in: nova Status: Incomplete => Invalid ** Changed in: cinder Status: New => Fix Committed -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1471278 Title: target removal on detaching volume with multi-attach flag Status in Cinder: Fix Committed Status in OpenStack Compute (nova): Invalid Bug description: Cinder-volume removes target on detaching volume with multi-attach flag even if the volume still has attachments. This bug has been found during the development of volume-multi-attach support for nova. To reproduce it in devstack: - get multi-attach support for nova: https://review.openstack.org/#/c/153038/ - create a volume with multi-attach flag: cinder create 1 --allow-multiattach - create two instances (host was the same for both vms in our case) - attach volume to the instances - check iscsi target: tgtadm --lld iscsi --mode target --op show - check iscsi session: iscsiadm -m session -P 3 - detach the volume from one of the vms - check iscsi target/session again To manage notifications about this bug go to: https://bugs.launchpad.net/cinder/+bug/1471278/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : [email protected] Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp

