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

						
Total elapsed time is 43 seconds and 733 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 33811 KB/sec, including open/close overhead.

This machine benchmarks at 4573206 iostones/sec.

0.58user 37.38system 0:44.11elapsed 86%CPU (0avgtext+0avgdata 0maxresident)k
3568inputs+103728outputs (2major+371minor)pagefaults 0swaps