== sanity test 421d: rmfid en masse ====================== 21:17:39 (1786411059)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 901 (time 1786411074.05 total 10.01 last 90.04)
 - open/close 1890 (time 1786411084.06 total 20.01 last 98.86)
 - open/close 2908 (time 1786411094.07 total 30.02 last 101.73)
 - open/close 3859 (time 1786411104.07 total 40.02 last 95.07)
total: 4097 open/close in 42.10 seconds: 97.32 ops/second