== sanity test 421d: rmfid en masse ====================== 19:30:01 (1777505401)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 1472 (time 1777505414.14 total 10.00 last 147.20)
 - open/close 2901 (time 1777505424.14 total 20.01 last 142.78)
total: 4097 open/close in 28.48 seconds: 143.84 ops/second