./writetest /mnt/data/writetest-data 80
0 blocks written, time=0 ms
40000 blocks written, time=251 ms
80000 blocks written, time=241 ms
120000 blocks written, time=241 ms
160000 blocks written, time=241 ms
200000 blocks written, time=242 ms
240000 blocks written, time=242 ms
280000 blocks written, time=241 ms
320000 blocks written, time=241 ms
360000 blocks written, time=242 ms
400000 blocks written, time=241 ms
440000 blocks written, time=241 ms
480000 blocks written, time=241 ms
520000 blocks written, time=242 ms
560000 blocks written, time=241 ms
600000 blocks written, time=241 ms
640000 blocks written, time=242 ms
680000 blocks written, time=242 ms
720000 blocks written, time=242 ms
760000 blocks written, time=241 ms
800000 blocks written, time=242 ms
840000 blocks written, time=4579 ms
880000 blocks written, time=244 ms
920000 blocks written, time=242 ms
960000 blocks written, time=4752 ms
1000000 blocks written, time=241 ms
1040000 blocks written, time=4618 ms
1080000 blocks written, time=242 ms
1120000 blocks written, time=4614 ms
1160000 blocks written, time=246 ms
1200000 blocks written, time=243 ms
1240000 blocks written, time=4619 ms
1280000 blocks written, time=242 ms
1320000 blocks written, time=242 ms
1360000 blocks written, time=4605 ms
1400000 blocks written, time=242 ms