== sanity test 421d: rmfid en masse ====================== 10:31:05 (1789137065)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 820 (time 1789137080.82 total 10.00 last 81.97)
 - open/close 1615 (time 1789137090.82 total 20.01 last 79.45)
 - open/close 2466 (time 1789137100.82 total 30.01 last 85.08)
 - open/close 3139 (time 1789137110.83 total 40.01 last 67.29)
 - open/close 3935 (time 1789137120.83 total 50.01 last 79.60)
total: 4097 open/close in 52.29 seconds: 78.36 ops/second