== sanity test 421d: rmfid en masse ====================== 01:31:03 (1788845463)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 860 (time 1788845477.10 total 10.00 last 86.00)
 - open/close 1688 (time 1788845487.12 total 20.02 last 82.64)
 - open/close 2520 (time 1788845497.12 total 30.03 last 83.14)
 - open/close 3397 (time 1788845507.14 total 40.04 last 87.57)
total: 4097 open/close in 48.16 seconds: 85.07 ops/second