trying 2000 iterations
read thread 1107233088 start
write thread 1083455808 start
write thread 1083455808 stop
read thread 1107233088 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.15system 0:13.58elapsed 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 0:00.38elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+125minor)pagefaults 0swaps
0.00user 0.12system 0:07.15elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+406minor)pagefaults 0swaps
0.10user 1.46system 0:02.93elapsed 53%CPU (0avgtext+0avgdata 0maxresident)k
2744inputs+207360outputs (1599major+24417minor)pagefaults 0swaps
0.09user 1.49system 0:02.59elapsed 61%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24417minor)pagefaults 0swaps
0.13user 1.42system 0:02.86elapsed 54%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24419minor)pagefaults 0swaps
0.11user 1.46system 0:02.53elapsed 62%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24418minor)pagefaults 0swaps
0.00user 0.09system 0:07.23elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+145minor)pagefaults 0swaps
3.27user 3.02system 0:16.93elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k
328576inputs+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 2:27.29elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+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...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
Pass 10...
2.45user 28.61system 1:17.05elapsed 40%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164456minor)pagefaults 0swaps
0.00user 1.25system 0:02.91elapsed 42%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+125minor)pagefaults 0swaps
read_checkzero done
1.37user 11.42system 0:13.32elapsed 96%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+106minor)pagefaults 0swaps
0.00user 0.00system 0:00.02elapsed 33%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+251minor)pagefaults 0swaps
0.00user 0.00system 0:00.22elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+251minor)pagefaults 0swaps
0.00user 0.00system 0:00.11elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+252minor)pagefaults 0swaps