== sanity test 421d: rmfid en masse ====================== 13:14:41 (1790010881)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 961 (time 1790010897.30 total 10.01 last 96.02)
 - open/close 1822 (time 1790010907.31 total 20.02 last 85.96)
 - open/close 2833 (time 1790010917.32 total 30.03 last 101.02)
 - open/close 3680 (time 1790010927.33 total 40.04 last 84.62)
total: 4097 open/close in 44.26 seconds: 92.56 ops/second