ensure that durations are multiples of 1s
ensure that durations are multiples of 1s

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