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

						
Total elapsed time is 50 seconds and 245 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 29429 KB/sec, including open/close overhead.

This machine benchmarks at 3980496 iostones/sec.

0.59user 40.73system 0:50.59elapsed 81%CPU (0avgtext+0avgdata 0maxresident)k
1488inputs+83192outputs (8major+366minor)pagefaults 0swaps