== sanity test 421d: rmfid en masse ====================== 03:00:44 (1781247644)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 964 (time 1781247657.55 total 10.01 last 96.31)
 - open/close 1952 (time 1781247667.56 total 20.02 last 98.70)
 - open/close 3011 (time 1781247677.56 total 30.02 last 105.89)
 - open/close 4031 (time 1781247687.56 total 40.02 last 101.99)
total: 4097 open/close in 40.62 seconds: 100.87 ops/second