== sanity test 421d: rmfid en masse ====================== 22:47:50 (1789526870)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 2511 (time 1789526882.25 total 10.00 last 250.98)
total: 4097 open/close in 15.20 seconds: 269.49 ops/second