Comment 9 for bug 1610209

The issue is fixed by the latest merge of stable/mitaka https://review.fuel-infra.org/#/c/28682
Since the issue is fixed in upstream Neuton, the fix will be in 10.0 as well.

Specifically, these commits fix the issue in all relevant branches: https://review.openstack.org/#/q/Ifebdd957d403e47039c10f7e55c4e7ef08fba658,n,z