trying 2000 iterations
read thread 1114790208 start
write thread 1123182912 start
write thread 1123182912 stop
read thread 1114790208 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.16system 0:12.18elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
96inputs+7008outputs (0major+237minor)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 1%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+40outputs (0major+125minor)pagefaults 0swaps
0.00user 0.12system 0:06.99elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.10user 1.40system 0:02.45elapsed 61%CPU (0avgtext+0avgdata 0maxresident)k
2736inputs+207360outputs (1599major+24417minor)pagefaults 0swaps
0.11user 1.58system 0:02.20elapsed 77%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24418minor)pagefaults 0swaps
0.10user 1.58system 0:02.39elapsed 70%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24418minor)pagefaults 0swaps
0.13user 1.59system 0:02.26elapsed 76%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24417minor)pagefaults 0swaps
0.00user 0.12system 0:06.99elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+144minor)pagefaults 0swaps
3.12user 3.12system 0:15.82elapsed 39%CPU (0avgtext+0avgdata 0maxresident)k
316808inputs+409600outputs (1599major+24197minor)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 1.73system 2:22.95elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+2560008outputs (0major+484minor)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...
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Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
Pass 10...
2.40user 30.95system 1:11.17elapsed 46%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164464minor)pagefaults 0swaps
0.00user 1.37system 0:02.61elapsed 52%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+125minor)pagefaults 0swaps
read_checkzero done
1.39user 12.23system 0:14.42elapsed 94%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.04elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.21elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+251minor)pagefaults 0swaps
0.00user 0.00system 0:00.12elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+251minor)pagefaults 0swaps