== sanity test 421d: rmfid en masse ====================== 11:22:53 (1789485773)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 959 (time 1789485785.88 total 10.00 last 95.87)
 - open/close 1929 (time 1789485795.88 total 20.01 last 96.96)
 - open/close 2995 (time 1789485805.89 total 30.02 last 106.51)
 - open/close 4054 (time 1789485815.90 total 40.03 last 105.79)
total: 4097 open/close in 40.40 seconds: 101.42 ops/second