== sanity test 421d: rmfid en masse ====================== 00:15:44 (1788840944)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 804 (time 1788840960.08 total 10.01 last 80.36)
 - open/close 1784 (time 1788840970.09 total 20.01 last 97.95)
 - open/close 2684 (time 1788840980.10 total 30.02 last 89.89)
 - open/close 3586 (time 1788840990.11 total 40.03 last 90.13)
total: 4097 open/close in 45.62 seconds: 89.81 ops/second