trying 2000 iterations
read thread 1096202560 start
write thread 1104595264 start
write thread 1104595264 stop
read thread 1096202560 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.15system 0:13.74elapsed 1%CPU (0avgtext+0avgdata 2976maxresident)k
80inputs+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 0:00.14elapsed 0%CPU (0avgtext+0avgdata 1552maxresident)k
56inputs+56outputs (0major+125minor)pagefaults 0swaps
0.00user 0.10system 0:07.07elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
24inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.08user 1.03system 0:03.13elapsed 35%CPU (0avgtext+0avgdata 410736maxresident)k
2720inputs+207360outputs (1major+26015minor)pagefaults 0swaps
0.09user 0.97system 0:02.84elapsed 37%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.09user 1.01system 0:02.99elapsed 37%CPU (0avgtext+0avgdata 410752maxresident)k
2560inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.08user 0.98system 0:02.70elapsed 39%CPU (0avgtext+0avgdata 410736maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.00user 0.08system 0:07.05elapsed 1%CPU (0avgtext+0avgdata 1760maxresident)k
24inputs+128000outputs (0major+144minor)pagefaults 0swaps
3.54user 2.68system 0:18.40elapsed 33%CPU (0avgtext+0avgdata 410720maxresident)k
330656inputs+409600outputs (1major+25797minor)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 1.87system 2:26.31elapsed 1%CPU (0avgtext+0avgdata 7200maxresident)k
24inputs+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...
1.81user 19.13system 1:28.76elapsed 23%CPU (0avgtext+0avgdata 132992maxresident)k
24inputs+5242968outputs (0major+164465minor)pagefaults 0swaps
0.00user 0.79system 0:02.89elapsed 27%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.13user 8.90system 0:10.80elapsed 92%CPU (0avgtext+0avgdata 1312maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.02elapsed 6%CPU (0avgtext+0avgdata 3600maxresident)k
32inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.24elapsed 2%CPU (0avgtext+0avgdata 3616maxresident)k
0inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.22elapsed 1%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps