trying 2000 iterations
read thread 1102788928 start
write thread 1087506752 start
write thread 1087506752 stop
read thread 1102788928 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.14system 0:12.14elapsed 1%CPU (0avgtext+0avgdata 2960maxresident)k
72inputs+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 0:00.08elapsed 1%CPU (0avgtext+0avgdata 1568maxresident)k
56inputs+56outputs (0major+126minor)pagefaults 0swaps
0.00user 0.09system 0:07.03elapsed 1%CPU (0avgtext+0avgdata 5888maxresident)k
24inputs+128000outputs (0major+405minor)pagefaults 0swaps
0.07user 1.01system 0:02.40elapsed 45%CPU (0avgtext+0avgdata 410752maxresident)k
2720inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.07user 1.01system 0:02.12elapsed 51%CPU (0avgtext+0avgdata 410752maxresident)k
0inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.07user 1.00system 0:02.35elapsed 45%CPU (0avgtext+0avgdata 410752maxresident)k
2560inputs+207360outputs (1major+26017minor)pagefaults 0swaps
0.08user 0.97system 0:02.07elapsed 50%CPU (0avgtext+0avgdata 410768maxresident)k
0inputs+207360outputs (1major+26018minor)pagefaults 0swaps
0.00user 0.08system 0:07.10elapsed 1%CPU (0avgtext+0avgdata 1760maxresident)k
24inputs+128000outputs (0major+144minor)pagefaults 0swaps
3.21user 2.63system 0:17.37elapsed 33%CPU (0avgtext+0avgdata 410720maxresident)k
299104inputs+409600outputs (1major+25799minor)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 1.71system 2:21.72elapsed 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 19.25system 1:12.23elapsed 28%CPU (0avgtext+0avgdata 132992maxresident)k
24inputs+5242968outputs (0major+164456minor)pagefaults 0swaps
0.00user 0.64system 0:02.46elapsed 26%CPU (0avgtext+0avgdata 1632maxresident)k
16inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.27user 8.87system 0:10.20elapsed 99%CPU (0avgtext+0avgdata 1312maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 16%CPU (0avgtext+0avgdata 3632maxresident)k
32inputs+784outputs (0major+254minor)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 0:00.21elapsed 1%CPU (0avgtext+0avgdata 3616maxresident)k
789inputs+792outputs (0major+253minor)pagefaults 0swaps