== sanity test 421d: rmfid en masse ====================== 21:04:45 (1789693485)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 751 (time 1789693500.40 total 10.01 last 75.03)
 - open/close 1782 (time 1789693510.40 total 20.01 last 103.07)
 - open/close 2889 (time 1789693520.41 total 30.02 last 110.60)
 - open/close 3968 (time 1789693530.42 total 40.03 last 107.83)
total: 4097 open/close in 41.25 seconds: 99.32 ops/second