trying 2000 iterations
read thread 1104353600 start
write thread 1083431232 start
write thread 1083431232 stop
read thread 1104353600 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.06system 0:12.20elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
152inputs+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+111minor)pagefaults 0swaps
0.00user 0.05system 0:07.28elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
296inputs+128000outputs (0major+395minor)pagefaults 0swaps
0.04user 0.49system 0:02.40elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
2720inputs+207360outputs (1major+26001minor)pagefaults 0swaps
0.05user 0.50system 0:02.19elapsed 25%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1major+26001minor)pagefaults 0swaps
0.04user 0.50system 0:02.47elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1major+26002minor)pagefaults 0swaps
0.05user 0.46system 0:02.22elapsed 23%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1major+26002minor)pagefaults 0swaps
0.00user 0.04system 0:07.08elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+135minor)pagefaults 0swaps
0.71user 0.96system 0:16.13elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k
295808inputs+409600outputs (1major+25783minor)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 0.92system 2:23.85elapsed 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...
0.93user 10.71system 1:00.55elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164423minor)pagefaults 0swaps
0.00user 0.43system 0:02.23elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+113minor)pagefaults 0swaps
read_checkzero done
1.29user 9.99system 0:11.34elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+95minor)pagefaults 0swaps
0.00user 0.00system 0:00.04elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k
48inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.19elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+238minor)pagefaults 0swaps
0.00user 0.00system 0:00.21elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+238minor)pagefaults 0swaps