trying 2000 iterations
read thread 1090746688 start
write thread 1099139392 start
write thread 1099139392 stop
read thread 1090746688 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.15system 0:12.17elapsed 1%CPU (0avgtext+0avgdata 2976maxresident)k
64inputs+7008outputs (0major+237minor)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 0:00.17elapsed 0%CPU (0avgtext+0avgdata 1552maxresident)k
64inputs+40outputs (0major+124minor)pagefaults 0swaps
0.00user 0.10system 0:07.16elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
48inputs+128000outputs (0major+405minor)pagefaults 0swaps
0.11user 1.05system 0:02.64elapsed 44%CPU (0avgtext+0avgdata 410736maxresident)k
2728inputs+207360outputs (1major+26015minor)pagefaults 0swaps
0.07user 0.93system 0:02.40elapsed 41%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.11user 1.01system 0:02.84elapsed 39%CPU (0avgtext+0avgdata 410736maxresident)k
2560inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.12user 1.08system 0:02.36elapsed 51%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.00user 0.08system 0:07.22elapsed 1%CPU (0avgtext+0avgdata 1776maxresident)k
32inputs+128000outputs (0major+145minor)pagefaults 0swaps
3.88user 2.64system 0:18.08elapsed 36%CPU (0avgtext+0avgdata 410704maxresident)k
332432inputs+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 1.78system 2:25.25elapsed 1%CPU (0avgtext+0avgdata 7200maxresident)k
32inputs+2560008outputs (0major+485minor)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...
1.78user 19.46system 1:11.00elapsed 29%CPU (0avgtext+0avgdata 132992maxresident)k
24inputs+5242968outputs (0major+164457minor)pagefaults 0swaps
0.00user 0.67system 0:02.37elapsed 28%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.45user 9.43system 0:10.96elapsed 99%CPU (0avgtext+0avgdata 1312maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.04elapsed 4%CPU (0avgtext+0avgdata 3616maxresident)k
32inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 2%CPU (0avgtext+0avgdata 3616maxresident)k
0inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.23elapsed 1%CPU (0avgtext+0avgdata 3600maxresident)k
789inputs+792outputs (0major+252minor)pagefaults 0swaps