trying 2000 iterations
read thread 1102829888 start
write thread 1111222592 start
write thread 1111222592 stop
read thread 1102829888 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.11system 0:12.16elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
96inputs+7008outputs (0major+213minor)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 0%CPU (0avgtext+0avgdata 0maxresident)k
80inputs+56outputs (0major+113minor)pagefaults 0swaps
0.00user 0.08system 0:07.18elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
72inputs+128000outputs (0major+396minor)pagefaults 0swaps
0.13user 0.90system 0:02.57elapsed 40%CPU (0avgtext+0avgdata 0maxresident)k
2784inputs+207360outputs (1599major+24405minor)pagefaults 0swaps
0.14user 0.88system 0:02.26elapsed 45%CPU (0avgtext+0avgdata 0maxresident)k
8inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.12user 0.94system 0:02.63elapsed 40%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24405minor)pagefaults 0swaps
0.12user 1.02system 0:02.32elapsed 49%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.00user 0.04system 0:07.38elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+136minor)pagefaults 0swaps
2.69user 2.37system 0:16.48elapsed 30%CPU (0avgtext+0avgdata 0maxresident)k
307968inputs+409600outputs (1599major+24185minor)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
0.02user 1.78system 2:24.73elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+2560008outputs (0major+474minor)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...
2.26user 20.08system 0:58.01elapsed 38%CPU (0avgtext+0avgdata 0maxresident)k
131096inputs+5242968outputs (0major+164413minor)pagefaults 0swaps
0.00user 0.86system 0:02.41elapsed 36%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+192000outputs (0major+114minor)pagefaults 0swaps
read_checkzero done
1.13user 6.69system 0:07.87elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+96minor)pagefaults 0swaps
0.00user 0.00system 0:00.05elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+240minor)pagefaults 0swaps
0.00user 0.00system 0:00.10elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+240minor)pagefaults 0swaps