How to convert a dump of snapshots/ and journal/ from CDS from a scale lab test to etcd KVs to guestimate expected size
cd ODL/git/netvirt/karaf/
mvn clean package
./target/assembly/bin/karaf
opendaylight-user@root>feature:install odl-netvirt-openstack
opendaylight-user@root>CTRL-C
trash target/assembly/snapshots/ target/assembly/journal
cp -R ....scale-lab-dump/logsToMichaelAug28/controller-0/* target/assembly