== sanity test 421d: rmfid en masse ====================== 12:55:08 (1787849708)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 703 (time 1787849724.13 total 10.01 last 70.23)
 - open/close 1604 (time 1787849734.13 total 20.01 last 90.08)
 - open/close 2348 (time 1787849744.13 total 30.02 last 74.37)
 - open/close 3089 (time 1787849754.14 total 40.02 last 74.06)
 - open/close 3769 (time 1787849764.16 total 50.04 last 67.87)
total: 4097 open/close in 55.48 seconds: 73.85 ops/second