code: @Override
      protected void logCumulativeSessionStats(Map<String, RunStats> runstats,
                                               RunStats cumulativeTotals) {
          log.info("session stats (global cumulative): domains={} tasksAdded={}",
                   runstats.keySet().size(), ((StorageStatsRunStats) cumulativeTotals).getAdded());
      }
docs: /*
  (non-Javadoc)
  
  @see
  org.duracloud.mill.ltp.LoopingTaskProducer#logCumulativeSessionStats()