trying 2000 iterations
read thread 1112709440 start
write thread 1121102144 start
write thread 1121102144 stop
read thread 1112709440 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.13system 0:12.15elapsed 1%CPU (0avgtext+0avgdata 3184maxresident)k
64inputs+7008outputs (0major+236minor)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 0:00.07elapsed 1%CPU (0avgtext+0avgdata 1568maxresident)k
56inputs+56outputs (0major+126minor)pagefaults 0swaps
0.00user 0.09system 0:07.04elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
32inputs+128000outputs (0major+405minor)pagefaults 0swaps
0.09user 0.96system 0:02.21elapsed 47%CPU (0avgtext+0avgdata 411232maxresident)k
2728inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.07user 0.93system 0:01.93elapsed 51%CPU (0avgtext+0avgdata 411232maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.07user 0.91system 0:02.17elapsed 45%CPU (0avgtext+0avgdata 411248maxresident)k
2560inputs+207360outputs (1major+26018minor)pagefaults 0swaps
0.08user 0.90system 0:01.89elapsed 52%CPU (0avgtext+0avgdata 411264maxresident)k
0inputs+207360outputs (1major+26018minor)pagefaults 0swaps
0.00user 0.09system 0:07.00elapsed 1%CPU (0avgtext+0avgdata 1760maxresident)k
24inputs+128000outputs (0major+145minor)pagefaults 0swaps
3.43user 2.47system 0:15.32elapsed 38%CPU (0avgtext+0avgdata 411200maxresident)k
299480inputs+409600outputs (1major+25796minor)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 1.85system 2:21.83elapsed 1%CPU (0avgtext+0avgdata 7200maxresident)k
24inputs+2560008outputs (0major+484minor)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...
1.56user 20.15system 1:07.73elapsed 32%CPU (0avgtext+0avgdata 133008maxresident)k
24inputs+5242968outputs (0major+164457minor)pagefaults 0swaps
0.00user 0.66system 0:02.01elapsed 32%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.16user 9.72system 0:13.14elapsed 82%CPU (0avgtext+0avgdata 1296maxresident)k
16inputs+8outputs (0major+105minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 20%CPU (0avgtext+0avgdata 3616maxresident)k
32inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 3%CPU (0avgtext+0avgdata 3616maxresident)k
0inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.21elapsed 3%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps