== sanity test 421d: rmfid en masse ====================== 06:15:57 (1784196957)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d421d.sanity
 - open/close 753 (time 1784196972.25 total 10.00 last 75.30)
 - open/close 1553 (time 1784196982.25 total 20.00 last 79.99)
 - open/close 2404 (time 1784196992.26 total 30.01 last 85.06)
 - open/close 3261 (time 1784197002.26 total 40.01 last 85.68)
 - open/close 4093 (time 1784197012.27 total 50.02 last 83.13)
total: 4097 open/close in 50.08 seconds: 81.81 ops/second