trying 2000 iterations
read thread 1095244096 start
write thread 1105197376 start
write thread 1105197376 stop
read thread 1095244096 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.06system 0:14.74elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
64inputs+7008outputs (0major+214minor)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 0:00.29elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+112minor)pagefaults 0swaps
0.00user 0.03system 0:07.11elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+395minor)pagefaults 0swaps
0.04user 0.51system 0:02.61elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
2736inputs+207360outputs (1599major+24403minor)pagefaults 0swaps
0.04user 0.51system 0:02.05elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.04user 0.51system 0:02.44elapsed 23%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.05user 0.53system 0:02.12elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24403minor)pagefaults 0swaps
0.00user 0.03system 0:07.20elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+136minor)pagefaults 0swaps
1.07user 1.15system 0:16.65elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
331296inputs+409600outputs (1599major+24187minor)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 0.79system 2:25.91elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+2560008outputs (0major+475minor)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...
0.99user 10.88system 1:02.64elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164415minor)pagefaults 0swaps
0.00user 0.46system 0:02.07elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+114minor)pagefaults 0swaps
read_checkzero done
0.92user 10.10system 0:11.58elapsed 95%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+96minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 6%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.10elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+239minor)pagefaults 0swaps