== sanity test 421d: rmfid en masse ====================== 00:29:34 (1787200174)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 926 (time 1787200189.07 total 10.00 last 92.57)
 - open/close 1830 (time 1787200199.08 total 20.01 last 90.38)
 - open/close 2668 (time 1787200209.08 total 30.01 last 83.74)
 - open/close 3612 (time 1787200219.09 total 40.02 last 94.37)
total: 4097 open/close in 45.68 seconds: 89.70 ops/second