== sanity test 421d: rmfid en masse ====================== 11:59:55 (1790956795)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 1101 (time 1790956809.39 total 10.00 last 110.10)
 - open/close 2203 (time 1790956819.39 total 20.01 last 110.12)
 - open/close 3248 (time 1790956829.40 total 30.01 last 104.44)
total: 4097 open/close in 37.71 seconds: 108.65 ops/second