== sanity test 421d: rmfid en masse ====================== 23:29:44 (1775878184)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 1228 (time 1775878196.89 total 10.00 last 122.79)
 - open/close 2372 (time 1775878206.90 total 20.02 last 114.22)
 - open/close 3802 (time 1775878216.91 total 30.02 last 142.96)
total: 4097 open/close in 31.68 seconds: 129.31 ops/second