trying 2000 iterations
read thread 1113979200 start
write thread 1122371904 start
write thread 1122371904 stop
read thread 1113979200 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.14system 0:12.16elapsed 1%CPU (0avgtext+0avgdata 3200maxresident)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 0:00.09elapsed 1%CPU (0avgtext+0avgdata 1552maxresident)k
80inputs+56outputs (0major+125minor)pagefaults 0swaps
0.00user 0.10system 0:07.03elapsed 1%CPU (0avgtext+0avgdata 5904maxresident)k
32inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.08user 0.98system 0:02.96elapsed 35%CPU (0avgtext+0avgdata 411232maxresident)k
2728inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.08user 1.00system 0:02.12elapsed 51%CPU (0avgtext+0avgdata 411248maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.07user 1.00system 0:02.34elapsed 46%CPU (0avgtext+0avgdata 411232maxresident)k
2560inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.08user 0.97system 0:02.28elapsed 46%CPU (0avgtext+0avgdata 411248maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.00user 0.09system 0:07.08elapsed 1%CPU (0avgtext+0avgdata 1776maxresident)k
24inputs+128000outputs (0major+146minor)pagefaults 0swaps
1.92user 2.33system 0:21.58elapsed 19%CPU (0avgtext+0avgdata 411200maxresident)k
368544inputs+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 1.87system 2:21.64elapsed 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...
1.66user 19.37system 1:16.61elapsed 27%CPU (0avgtext+0avgdata 132992maxresident)k
24inputs+5242968outputs (0major+164456minor)pagefaults 0swaps
0.00user 0.63system 0:02.29elapsed 27%CPU (0avgtext+0avgdata 1616maxresident)k
16inputs+192000outputs (0major+125minor)pagefaults 0swaps
read_checkzero done
1.24user 9.82system 0:11.10elapsed 99%CPU (0avgtext+0avgdata 1296maxresident)k
16inputs+8outputs (0major+105minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 12%CPU (0avgtext+0avgdata 3616maxresident)k
32inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.24elapsed 2%CPU (0avgtext+0avgdata 3600maxresident)k
0inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.23elapsed 1%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps