http://eavesdrop.openstack.org/irclogs/%23openstack-cinder/%23openstack-cinder.2015-04-22.log.html
in IRC also i had been discussed might help
http:// eavesdrop. openstack. org/irclogs/ %23openstack- cinder/ %23openstack- cinder. 2015-04- 22.log. html
in IRC also i had been discussed might help