== sanity test 421d: rmfid en masse ====================== 14:05:07 (1772910307)
striped dir -i1 -c2 -H crush /mnt/lustre/d421d.sanity
 - open/close 2841 (time 1772910319.27 total 10.00 last 284.08)
total: 4097 open/close in 15.12 seconds: 270.93 ops/second