trying 2000 iterations
read thread 1082132800 start
write thread 1090525504 start
write thread 1090525504 stop
read thread 1082132800 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.07system 0:12.16elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
72inputs+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 0:00.08elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+113minor)pagefaults 0swaps
0.00user 0.06system 0:07.22elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+397minor)pagefaults 0swaps
0.08user 1.03system 0:02.68elapsed 41%CPU (0avgtext+0avgdata 0maxresident)k
2976inputs+207360outputs (49major+25954minor)pagefaults 0swaps
0.11user 0.96system 0:02.10elapsed 50%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (49major+25955minor)pagefaults 0swaps
0.10user 1.01system 0:02.68elapsed 41%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (49major+25954minor)pagefaults 0swaps
0.11user 1.00system 0:02.11elapsed 52%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (49major+25955minor)pagefaults 0swaps
0.00user 0.06system 0:07.12elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+136minor)pagefaults 0swaps
1.19user 1.95system 0:15.70elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
256224inputs+409600outputs (49major+25733minor)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 1.36system 2:25.16elapsed 0%CPU (0avgtext+0avgdata 0maxresident)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...
2.64user 20.42system 1:01.34elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k
196632inputs+5242968outputs (0major+164402minor)pagefaults 0swaps
0.00user 0.83system 0:02.28elapsed 36%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+112minor)pagefaults 0swaps
read_checkzero done
1.31user 9.44system 0:10.81elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+96minor)pagefaults 0swaps
0.00user 0.00system 0:00.01elapsed 25%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.18elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+240minor)pagefaults 0swaps
0.00user 0.00system 0:00.12elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+240minor)pagefaults 0swaps