trying 2000 iterations
read thread 1106569536 start
write thread 1094506816 start
write thread 1094506816 stop
read thread 1106569536 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.06system 0:12.16elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
80inputs+7008outputs (0major+214minor)pagefaults 0swaps
Pass: faulty sync/aio dio writes give EFAULT and don't write garbage
Command exited with non-zero status 2
0.00user 0.00system 0:00.08elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+40outputs (0major+112minor)pagefaults 0swaps
0.00user 0.04system 0:07.15elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+396minor)pagefaults 0swaps
0.04user 0.53system 0:02.92elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
2720inputs+207360outputs (1599major+24403minor)pagefaults 0swaps
0.05user 0.49system 0:02.29elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.06user 0.53system 0:02.59elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24403minor)pagefaults 0swaps
0.05user 0.53system 0:02.33elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24403minor)pagefaults 0swaps
0.00user 0.04system 0:07.11elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+136minor)pagefaults 0swaps
1.09user 1.15system 0:16.11elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
326784inputs+409600outputs (1599major+24184minor)pagefaults 0swaps
dio_truncate: child reading file
parent loop # 0
parent loop # 1
parent loop # 2
parent loop # 3
parent loop # 4
parent loop # 5
parent loop # 6
parent loop # 7
parent loop # 8
parent loop # 9
0.00user 0.94system 2:26.07elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+2560008outputs (0major+474minor)pagefaults 0swaps
num_passes set to 10
Pass 1...
num_passes set to 10
Pass 1...
Pass 2...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
Pass 10...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
Pass 10...
1.00user 11.03system 1:00.66elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164423minor)pagefaults 0swaps
0.00user 0.49system 0:02.40elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+114minor)pagefaults 0swaps
read_checkzero done
1.27user 10.18system 0:11.51elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+96minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+238minor)pagefaults 0swaps
0.00user 0.00system 0:00.10elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+238minor)pagefaults 0swaps