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

						
Total elapsed time is 37 seconds and 632 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 39293 KB/sec, including open/close overhead.

This machine benchmarks at 5314626 iostones/sec.

0.34user 32.21system 0:37.94elapsed 85%CPU (0avgtext+0avgdata 0maxresident)k
1504inputs+83312outputs (8major+366minor)pagefaults 0swaps