trying 2000 iterations
read thread 1087138112 start
write thread 1095530816 start
write thread 1095530816 stop
read thread 1087138112 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.16system 0:15.09elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
72inputs+7008outputs (0major+235minor)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 0:00.81elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+126minor)pagefaults 0swaps
0.00user 0.11system 0:06.99elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.07user 1.21system 0:02.47elapsed 52%CPU (0avgtext+0avgdata 0maxresident)k
2720inputs+207360outputs (1major+26015minor)pagefaults 0swaps
0.08user 1.31system 0:02.17elapsed 64%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.07user 1.16system 0:02.29elapsed 53%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.06user 1.18system 0:02.04elapsed 60%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1major+26016minor)pagefaults 0swaps
0.00user 0.12system 0:07.07elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+145minor)pagefaults 0swaps
2.82user 2.70system 0:16.00elapsed 34%CPU (0avgtext+0avgdata 0maxresident)k
323760inputs+409600outputs (1major+25798minor)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 1.89system 2:23.57elapsed 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...
1.29user 21.12system 1:16.20elapsed 29%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164456minor)pagefaults 0swaps
0.00user 0.78system 0:02.25elapsed 34%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+192000outputs (0major+126minor)pagefaults 0swaps
read_checkzero done
1.34user 10.88system 0:12.29elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.01elapsed 23%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+252minor)pagefaults 0swaps
0.00user 0.00system 0:00.18elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+251minor)pagefaults 0swaps
0.00user 0.00system 0:00.21elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+251minor)pagefaults 0swaps