trying 2000 iterations
read thread 1108412736 start
write thread 1116805440 start
write thread 1116805440 stop
read thread 1108412736 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.09system 0:12.18elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
120inputs+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 0:00.06elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+114minor)pagefaults 0swaps
0.00user 0.08system 0:07.03elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+396minor)pagefaults 0swaps
0.12user 1.11system 0:03.22elapsed 38%CPU (0avgtext+0avgdata 0maxresident)k
2736inputs+207360outputs (1599major+24405minor)pagefaults 0swaps
0.10user 1.10system 0:02.09elapsed 57%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.15user 1.00system 0:02.90elapsed 39%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.11user 1.11system 0:02.17elapsed 56%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.00user 0.04system 0:08.29elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+128000outputs (0major+135minor)pagefaults 0swaps
3.53user 2.46system 0:18.16elapsed 33%CPU (0avgtext+0avgdata 0maxresident)k
322048inputs+409600outputs (1599major+24185minor)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
0.01user 1.49system 2:35.68elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+2560008outputs (0major+474minor)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...
2.26user 21.54system 1:07.14elapsed 35%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+5242968outputs (0major+164404minor)pagefaults 0swaps
0.00user 0.93system 0:02.16elapsed 43%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+114minor)pagefaults 0swaps
read_checkzero done
0.96user 10.04system 0:11.07elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+8outputs (0major+95minor)pagefaults 0swaps
0.00user 0.00system 0:00.02elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
40inputs+784outputs (0major+240minor)pagefaults 0swaps
0.00user 0.00system 0:00.20elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.18elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+239minor)pagefaults 0swaps