trying 2000 iterations
read thread 1106446656 start
write thread 1114839360 start
write thread 1114839360 stop
read thread 1106446656 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.15system 0:12.14elapsed 1%CPU (0avgtext+0avgdata 2992maxresident)k
72inputs+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 0:00.53elapsed 0%CPU (0avgtext+0avgdata 1552maxresident)k
56inputs+56outputs (0major+125minor)pagefaults 0swaps
0.00user 0.09system 0:07.15elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
40inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.08user 1.01system 0:02.80elapsed 39%CPU (0avgtext+0avgdata 410752maxresident)k
2720inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.11user 0.97system 0:02.52elapsed 43%CPU (0avgtext+0avgdata 410752maxresident)k
8inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.09user 0.91system 0:02.89elapsed 35%CPU (0avgtext+0avgdata 410752maxresident)k
2560inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.08user 0.91system 0:02.41elapsed 41%CPU (0avgtext+0avgdata 410736maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.00user 0.08system 0:07.07elapsed 1%CPU (0avgtext+0avgdata 1776maxresident)k
24inputs+128000outputs (0major+146minor)pagefaults 0swaps
1.90user 2.17system 0:18.35elapsed 22%CPU (0avgtext+0avgdata 410720maxresident)k
328536inputs+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 1.53system 2:24.12elapsed 1%CPU (0avgtext+0avgdata 7184maxresident)k
24inputs+2560008outputs (0major+483minor)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...
1.59user 18.83system 1:15.78elapsed 26%CPU (0avgtext+0avgdata 132992maxresident)k
24inputs+5242968outputs (0major+164456minor)pagefaults 0swaps
0.00user 0.68system 0:02.57elapsed 26%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.73user 10.61system 0:12.38elapsed 99%CPU (0avgtext+0avgdata 1312maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 16%CPU (0avgtext+0avgdata 3616maxresident)k
40inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.26elapsed 2%CPU (0avgtext+0avgdata 3616maxresident)k
0inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.25elapsed 1%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps