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

						
Total elapsed time is 50 seconds and 284 milliseconds.
Files were opened 950400 times. 2306083 KB read. 3366877 KB written. 
Average read/write throughput was 29406 KB/sec, including open/close overhead.

This machine benchmarks at 3977409 iostones/sec.

0.44user 49.61system 0:50.56elapsed 98%CPU (0avgtext+0avgdata 2432maxresident)k
256inputs+89280outputs (1major+374minor)pagefaults 0swaps