== sanity test 421d: rmfid en masse ====================== 10:18:07 (1790950687)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 921 (time 1790950701.45 total 10.00 last 92.09)
 - open/close 1916 (time 1790950711.45 total 20.00 last 99.47)
 - open/close 2847 (time 1790950721.46 total 30.02 last 92.97)
 - open/close 3761 (time 1790950731.47 total 40.02 last 91.33)
total: 4097 open/close in 43.41 seconds: 94.38 ops/second