== sanity test 421d: rmfid en masse ====================== 01:00:44 (1789275644)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 875 (time 1789275658.86 total 10.00 last 87.49)
 - open/close 1769 (time 1789275668.88 total 20.02 last 89.25)
 - open/close 2565 (time 1789275678.89 total 30.03 last 79.48)
 - open/close 3468 (time 1789275688.90 total 40.04 last 90.25)
total: 4097 open/close in 48.28 seconds: 84.86 ops/second