User guide
# openstack server create <options># cat mydata.txt
[synergy]
quota=shared
# openstack server create --image ubuntu-cloudimage --flavor 1 --user-data mydata.txt VM_INSTANCELast updated
# openstack server create <options># cat mydata.txt
[synergy]
quota=shared
# openstack server create --image ubuntu-cloudimage --flavor 1 --user-data mydata.txt VM_INSTANCELast updated