trying 2000 iterations
read thread 1105316160 start
write thread 1114700096 start
write thread 1114700096 stop
read thread 1105316160 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.16system 0:17.88elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
72inputs+7008outputs (0major+239minor)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 0:00.31elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+126minor)pagefaults 0swaps
0.00user 0.13system 0:07.55elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+405minor)pagefaults 0swaps
0.12user 1.49system 0:02.88elapsed 55%CPU (0avgtext+0avgdata 0maxresident)k
2720inputs+207360outputs (1599major+24417minor)pagefaults 0swaps
0.11user 1.52system 0:02.68elapsed 61%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24417minor)pagefaults 0swaps
0.12user 1.57system 0:02.98elapsed 57%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24418minor)pagefaults 0swaps
0.12user 1.55system 0:02.76elapsed 60%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24419minor)pagefaults 0swaps
0.00user 0.11system 0:07.55elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+144minor)pagefaults 0swaps
3.77user 3.53system 0:17.44elapsed 41%CPU (0avgtext+0avgdata 0maxresident)k
320128inputs+409600outputs (1599major+24198minor)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 1.76system 2:28.58elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
40inputs+2560008outputs (0major+485minor)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...
2.61user 30.55system 2:15.79elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164457minor)pagefaults 0swaps
0.00user 1.42system 0:03.16elapsed 45%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.55user 10.21system 0:11.89elapsed 98%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.03elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+251minor)pagefaults 0swaps
0.00user 0.00system 0:00.26elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+251minor)pagefaults 0swaps
0.00user 0.00system 0:00.11elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+252minor)pagefaults 0swaps