Wait - IOSTONE is setting up test files:
.........
Wait - IOSTONE is performing disk IO with varying blocksizes.

						
Total elapsed time is 46 seconds and 66 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 32099 KB/sec, including open/close overhead.

This machine benchmarks at 4341597 iostones/sec.

0.61user 38.14system 0:46.93elapsed 82%CPU (0avgtext+0avgdata 0maxresident)k
3368inputs+82920outputs (2major+373minor)pagefaults 0swaps