== sanity test 421d: rmfid en masse ====================== 23:48:31 (1784346511)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 1471 (time 1784346523.31 total 10.00 last 147.04)
 - open/close 2667 (time 1784346533.32 total 20.01 last 119.53)
 - open/close 3996 (time 1784346543.33 total 30.02 last 132.82)
total: 4097 open/close in 30.89 seconds: 132.62 ops/second