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 0.09system 0:12.18elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
80inputs+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 0:00.08elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+40outputs (0major+113minor)pagefaults 0swaps
0.00user 0.08system 0:06.98elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+397minor)pagefaults 0swaps
0.10user 1.07system 0:03.43elapsed 34%CPU (0avgtext+0avgdata 0maxresident)k
2976inputs+207360outputs (49major+25954minor)pagefaults 0swaps
0.11user 1.08system 0:02.06elapsed 57%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (49major+25954minor)pagefaults 0swaps
0.08user 1.10system 0:02.27elapsed 52%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (49major+25954minor)pagefaults 0swaps
0.10user 1.06system 0:02.22elapsed 52%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (49major+25954minor)pagefaults 0swaps
0.00user 0.06system 0:07.47elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+136minor)pagefaults 0swaps
1.18user 1.88system 0:18.00elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k
298208inputs+409600outputs (49major+25736minor)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 1.50system 2:22.19elapsed 1%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...
2.42user 21.12system 1:03.20elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k
196632inputs+5242968outputs (0major+164403minor)pagefaults 0swaps
0.00user 0.89system 0:02.36elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+112minor)pagefaults 0swaps
read_checkzero done
1.90user 8.92system 0:10.87elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+94minor)pagefaults 0swaps
0.00user 0.00system 0:00.01elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.21elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.10elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+239minor)pagefaults 0swaps