trying 2000 iterations
read thread 1085360448 start
write thread 1107827008 start
write thread 1107827008 stop
read thread 1085360448 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.15system 0:12.22elapsed 1%CPU (0avgtext+0avgdata 2976maxresident)k
88inputs+7008outputs (0major+238minor)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
64inputs+56outputs (0major+125minor)pagefaults 0swaps
0.00user 0.14system 0:07.18elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
32inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.06user 0.94system 0:02.23elapsed 45%CPU (0avgtext+0avgdata 410736maxresident)k
2728inputs+207360outputs (1major+26015minor)pagefaults 0swaps
0.11user 1.06system 0:02.18elapsed 54%CPU (0avgtext+0avgdata 410736maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.08user 0.95system 0:02.33elapsed 44%CPU (0avgtext+0avgdata 410752maxresident)k
2560inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.05user 0.94system 0:02.14elapsed 46%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.00user 0.13system 0:07.12elapsed 1%CPU (0avgtext+0avgdata 1776maxresident)k
24inputs+128000outputs (0major+146minor)pagefaults 0swaps
3.09user 2.58system 0:18.36elapsed 30%CPU (0avgtext+0avgdata 410704maxresident)k
313720inputs+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 2.98system 2:23.65elapsed 2%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...
1.57user 19.21system 1:17.89elapsed 26%CPU (0avgtext+0avgdata 132976maxresident)k
32inputs+5242968outputs (0major+164464minor)pagefaults 0swaps
0.00user 0.73system 0:02.65elapsed 27%CPU (0avgtext+0avgdata 1632maxresident)k
24inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.18user 9.31system 0:11.00elapsed 95%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 0:00.38elapsed 1%CPU (0avgtext+0avgdata 3600maxresident)k
0inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.22elapsed 1%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps