trying 2000 iterations
read thread 1108166976 start
write thread 1088821568 start
write thread 1088821568 stop
read thread 1108166976 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.14system 0:12.86elapsed 1%CPU (0avgtext+0avgdata 2976maxresident)k
64inputs+7008outputs (0major+235minor)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 0:00.11elapsed 0%CPU (0avgtext+0avgdata 1584maxresident)k
56inputs+56outputs (0major+127minor)pagefaults 0swaps
0.00user 0.10system 0:07.38elapsed 1%CPU (0avgtext+0avgdata 5904maxresident)k
32inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.06user 0.98system 0:03.60elapsed 29%CPU (0avgtext+0avgdata 410736maxresident)k
2720inputs+207360outputs (1major+26015minor)pagefaults 0swaps
0.05user 1.11system 0:03.36elapsed 34%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.08user 1.01system 0:04.06elapsed 26%CPU (0avgtext+0avgdata 410736maxresident)k
2560inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.09user 1.02system 0:03.10elapsed 35%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26018minor)pagefaults 0swaps
0.00user 0.10system 0:07.60elapsed 1%CPU (0avgtext+0avgdata 1776maxresident)k
32inputs+128000outputs (0major+145minor)pagefaults 0swaps
3.59user 2.78system 0:19.58elapsed 32%CPU (0avgtext+0avgdata 410720maxresident)k
329672inputs+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 2.03system 2:33.12elapsed 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...
1.52user 20.06system 2:50.07elapsed 12%CPU (0avgtext+0avgdata 132992maxresident)k
24inputs+5242968outputs (0major+164476minor)pagefaults 0swaps
0.00user 0.62system 0:03.32elapsed 18%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.29user 9.78system 0:11.15elapsed 99%CPU (0avgtext+0avgdata 1328maxresident)k
16inputs+8outputs (0major+107minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 15%CPU (0avgtext+0avgdata 3616maxresident)k
32inputs+784outputs (0major+253minor)pagefaults 0swaps
0.00user 0.00system 0:00.26elapsed 2%CPU (0avgtext+0avgdata 3600maxresident)k
0inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.22elapsed 0%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps