== sanity test 421d: rmfid en masse ====================== 05:39:37 (1789551577)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 961 (time 1789551591.20 total 10.00 last 96.09)
 - open/close 1857 (time 1789551601.20 total 20.01 last 89.56)
 - open/close 2679 (time 1789551611.20 total 30.01 last 82.16)
 - open/close 3571 (time 1789551621.21 total 40.02 last 89.15)
total: 4097 open/close in 46.34 seconds: 88.42 ops/second