trying 2000 iterations
read thread 1110657344 start
write thread 1095297344 start
read thread 1110657344 stop
write thread 1095297344 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.06system 0:12.37elapsed 0%CPU (0avgtext+0avgdata 2960maxresident)k
64inputs+7008outputs (0major+215minor)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 0:00.17elapsed 0%CPU (0avgtext+0avgdata 1456maxresident)k
56inputs+56outputs (0major+113minor)pagefaults 0swaps
0.00user 0.04system 0:07.18elapsed 0%CPU (0avgtext+0avgdata 5824maxresident)k
32inputs+128000outputs (0major+395minor)pagefaults 0swaps
0.04user 0.47system 0:03.15elapsed 16%CPU (0avgtext+0avgdata 411056maxresident)k
2760inputs+207360outputs (1major+26002minor)pagefaults 0swaps
0.03user 0.45system 0:02.71elapsed 17%CPU (0avgtext+0avgdata 411072maxresident)k
8inputs+207360outputs (1major+26003minor)pagefaults 0swaps
0.04user 0.41system 0:02.69elapsed 17%CPU (0avgtext+0avgdata 411056maxresident)k
2560inputs+207360outputs (1major+26002minor)pagefaults 0swaps
0.04user 0.45system 0:02.86elapsed 17%CPU (0avgtext+0avgdata 411072maxresident)k
0inputs+207360outputs (1major+26003minor)pagefaults 0swaps
0.00user 0.03system 0:07.42elapsed 0%CPU (0avgtext+0avgdata 1680maxresident)k
40inputs+128000outputs (0major+135minor)pagefaults 0swaps
0.90user 1.07system 0:23.69elapsed 8%CPU (0avgtext+0avgdata 411056maxresident)k
358368inputs+409600outputs (1major+25784minor)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 0.87system 2:26.40elapsed 0%CPU (0avgtext+0avgdata 7088maxresident)k
24inputs+2560008outputs (0major+473minor)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...
1.02user 10.69system 1:30.96elapsed 12%CPU (0avgtext+0avgdata 132848maxresident)k
24inputs+5242968outputs (0major+164423minor)pagefaults 0swaps
0.00user 0.41system 0:02.56elapsed 16%CPU (0avgtext+0avgdata 1488maxresident)k
16inputs+192000outputs (0major+114minor)pagefaults 0swaps
read_checkzero done
1.04user 9.70system 0:11.28elapsed 95%CPU (0avgtext+0avgdata 1200maxresident)k
16inputs+8outputs (0major+95minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 3%CPU (0avgtext+0avgdata 3488maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.26elapsed 0%CPU (0avgtext+0avgdata 3488maxresident)k
0inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 0%CPU (0avgtext+0avgdata 3504maxresident)k
789inputs+792outputs (0major+240minor)pagefaults 0swaps