== sanity test 421d: rmfid en masse ====================== 21:00:40 (1787792440)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 1200 (time 1787792454.03 total 10.00 last 119.96)
 - open/close 2174 (time 1787792464.03 total 20.00 last 97.39)
 - open/close 3207 (time 1787792474.03 total 30.00 last 103.29)
total: 4097 open/close in 39.52 seconds: 103.68 ops/second