I reproduced the bug by adding an exception to finish_migration().
" vif_type=binding_failed" means neutron failed to bind the port to the compute host.
You cannot rollback the instance since Neutron doesn't support so.
I don't think we can fix the bug in Nova.
I reproduced the bug by adding an exception to finish_migration(). binding_ failed" means neutron failed to bind the port to the compute host.
" vif_type=
You cannot rollback the instance since Neutron doesn't support so.
I don't think we can fix the bug in Nova.
p.s.
The error log is not friendly to users.