== sanity test 421d: rmfid en masse ====================== 03:20:05 (1788938405)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 958 (time 1788938420.26 total 10.01 last 95.75)
 - open/close 1908 (time 1788938430.28 total 20.03 last 94.80)
 - open/close 2754 (time 1788938440.30 total 30.04 last 84.46)
 - open/close 3655 (time 1788938450.30 total 40.05 last 90.07)
total: 4097 open/close in 44.79 seconds: 91.46 ops/second