Behavior should be consistent across the Openstack. Nova folks on that launchpad[1] (comments 1 and 2) claim that on Nova master running
nova quota-delete --tenant TENANT_ID
doesn't zero a quota. If its true, I would expect from Cinder to do the same.
[1] https://bugs.launchpad.net/nova/+bug/1410032
Behavior should be consistent across the Openstack. Nova folks on that launchpad[1] (comments 1 and 2) claim
that on Nova master running
nova quota-delete --tenant TENANT_ID
doesn't zero a quota. If its true, I would expect from Cinder to do the same.
[1] https:/ /bugs.launchpad .net/nova/ +bug/1410032