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

						
Total elapsed time is 46 seconds and 648 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 31698 KB/sec, including open/close overhead.

This machine benchmarks at 4287430 iostones/sec.

0.55user 45.80system 0:49.88elapsed 92%CPU (0avgtext+0avgdata 2432maxresident)k
320inputs+89296outputs (1major+374minor)pagefaults 0swaps