trying 2000 iterations
read thread 1112918336 start
write thread 1098615104 start
write thread 1098615104 stop
read thread 1112918336 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.15system 0:12.12elapsed 1%CPU (0avgtext+0avgdata 2976maxresident)k
56inputs+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 0:00.09elapsed 1%CPU (0avgtext+0avgdata 1552maxresident)k
56inputs+56outputs (0major+125minor)pagefaults 0swaps
0.00user 0.10system 0:07.22elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
40inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.07user 0.95system 0:03.19elapsed 32%CPU (0avgtext+0avgdata 410752maxresident)k
2736inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.07user 0.93system 0:02.70elapsed 37%CPU (0avgtext+0avgdata 410736maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.11user 1.09system 0:03.02elapsed 39%CPU (0avgtext+0avgdata 410752maxresident)k
2560inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.07user 0.97system 0:02.97elapsed 35%CPU (0avgtext+0avgdata 410736maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.00user 0.08system 0:07.11elapsed 1%CPU (0avgtext+0avgdata 1776maxresident)k
24inputs+128000outputs (0major+145minor)pagefaults 0swaps
3.99user 2.68system 0:18.02elapsed 37%CPU (0avgtext+0avgdata 410704maxresident)k
332816inputs+409600outputs (1major+25798minor)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 1.48system 2:24.73elapsed 1%CPU (0avgtext+0avgdata 7184maxresident)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...
1.41user 20.18system 1:22.19elapsed 26%CPU (0avgtext+0avgdata 133008maxresident)k
24inputs+5242968outputs (0major+164457minor)pagefaults 0swaps
0.00user 0.65system 0:02.85elapsed 22%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.33user 7.80system 0:09.19elapsed 99%CPU (0avgtext+0avgdata 1296maxresident)k
16inputs+8outputs (0major+105minor)pagefaults 0swaps
0.00user 0.00system 0:00.02elapsed 22%CPU (0avgtext+0avgdata 3600maxresident)k
32inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.26elapsed 1%CPU (0avgtext+0avgdata 3600maxresident)k
0inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 1%CPU (0avgtext+0avgdata 3600maxresident)k
789inputs+792outputs (0major+252minor)pagefaults 0swaps