== sanity test 421d: rmfid en masse ====================== 04:15:49 (1779696949)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 1062 (time 1779696962.88 total 10.00 last 106.16)
 - open/close 2124 (time 1779696972.88 total 20.01 last 106.18)
 - open/close 3163 (time 1779696982.88 total 30.01 last 103.89)
total: 4097 open/close in 38.97 seconds: 105.12 ops/second