== sanity test 421d: rmfid en masse ====================== 13:18:30 (1781284710)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 760 (time 1781284724.95 total 10.00 last 75.98)
 - open/close 1515 (time 1781284734.95 total 20.00 last 75.50)
 - open/close 2230 (time 1781284744.96 total 30.01 last 71.44)
 - open/close 3102 (time 1781284754.97 total 40.02 last 87.09)
 - open/close 3764 (time 1781284764.99 total 50.05 last 66.04)
total: 4097 open/close in 55.14 seconds: 74.30 ops/second