don't round deltaSum down. we need to know every difference
don't round deltaSum down. we need to know every difference

raintank/metrictank,raintank/raintank-metric,raintank/metrictank,raintank/raintank-metric,raintank/raintank-metric,replay/metrictank,raintank/metrictank,raintank/metrictank,replay/metrictank,replay/metrictank,replay/metrictank