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

						
Total elapsed time is 38 seconds and 189 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 38719 KB/sec, including open/close overhead.

This machine benchmarks at 5237111 iostones/sec.

0.61user 31.42system 0:38.46elapsed 83%CPU (0avgtext+0avgdata 0maxresident)k
2536inputs+128416outputs (2major+371minor)pagefaults 0swaps