The columns of the data files:

1	trial
2	procs
3	(float)TotalTime * SECperTICK  (SECONDS)
4	*Nsynchs
5	*Nsynchs ? (float)*SynchTime / (float)*Nsynchs : 0.  (TICS)
6	*Nsynchs ? TotalDelay : 0.		(TICS)
7	*Nsynchs ? MaxDelay : 0.			(TICS)
8	readtime	 	(MSEC)
9	diskwait	 	(MSEC)
10	diskutil
11	diskidle	 	(MSEC)
12	(int)Demand_fetched.sum
13	Demand_fetched.variance
14	(int)Prefetched.sum
15	Prefetched.variance
16	(int)Prefetch_used.sum
17	Prefetch_used.variance
18	(int)Buffer_hits.sum
19	Buffer_hits.variance
20	PrefetchTime.average	(MSEC)
21	PrefetchTime.variance	(MSEC)
22	Prefetch_avg.average	(TICS)
23	Overlap.average   		(TICS)
24	Overlap_avg.average   	(TICS)
25	Whenwaiting.average    	(TICS)
26	Whenwaiting_avg.average	(TICS)
27	(int)Unready_hits.sum 
28	(int)Unready_hits.sum ? (Hitwait_time.sum/Unready_hits.sum) : 0 (MSEC)
29   (int)Correct.sum
30   (int)Mistake.sum
31   (int)Wasted.sum
32   (int)UsedMistake.sum
33   NotifyTime.sum	    		(MSEC)
34   (int)Scanq.sum
35   writetime	 	    		(MSEC)
36   (int)Rereads.sum
37   (int)Rewrites.sum
38   (int)DiskReads.sum
39   (int)DiskWrites.sum
