/** Get the distribution of job states for the jobs in the given group. */
  public double[] getDistribution(TaskTimer timer, long groupID) {
    Counters counters = null;
    timer.acquire();
    synchronized (pCountersByGroup) {
      timer.resume();
      counters = pCountersByGroup.get(groupID);
    }

    if (counters != null) {
      double dist[] = counters.distribution();

      //       if(LogMgr.getInstance().isLoggable(LogMgr.Kind.Ops, LogMgr.Level.Finest)) {
      //         StringBuilder buf = new StringBuilder();
      //         buf.append("Job Group Distribution [" + groupID + "]:\n  ");
      //         for(JobState js : JobState.all())
      //           buf.append(js + "[" + String.format("%1$.4f", dist[js.ordinal()]) + "] ");
      // 	LogMgr.getInstance().log(LogMgr.Kind.Ops, LogMgr.Level.Finest, buf.toString());
      //       }

      return dist;
    } else {
      LogMgr.getInstance()
          .logAndFlush(
              LogMgr.Kind.Ops,
              LogMgr.Level.Warning,
              "Somehow the job group (" + groupID + ") was not in the state counts table!");

      return new double[JobState.all().size()];
    }
  }
 public Counters(long total) {
   pCounts = new long[JobState.all().size()];
   pTotal = ((double) total);
 }