== sanity test 421d: rmfid en masse ====================== 14:46:17 (1786041977)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 1051 (time 1786041991.18 total 10.01 last 105.05)
 - open/close 2198 (time 1786042001.19 total 20.01 last 114.64)
 - open/close 3252 (time 1786042011.19 total 30.01 last 105.38)
total: 4097 open/close in 37.89 seconds: 108.12 ops/second