== sanity test 421d: rmfid en masse ====================== 07:26:37 (1787829997)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 949 (time 1787830011.46 total 10.01 last 94.76)
 - open/close 1913 (time 1787830021.47 total 20.02 last 96.38)
 - open/close 3001 (time 1787830031.48 total 30.03 last 108.60)
 - open/close 3902 (time 1787830041.49 total 40.04 last 90.08)
total: 4097 open/close in 41.67 seconds: 98.31 ops/second