== sanity test 421d: rmfid en masse ====================== 20:12:16 (1773619936)
striped dir -i1 -c2 -H all_char /mnt/lustre/d421d.sanity
 - open/close 3909 (time 1773619947.72 total 10.00 last 390.83)
total: 4097 open/close in 10.49 seconds: 390.54 ops/second