== sanity test 421d: rmfid en masse ====================== 00:26:08 (1788755168)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d421d.sanity
 - open/close 1712 (time 1788755180.10 total 10.00 last 171.14)
 - open/close 3415 (time 1788755190.10 total 20.00 last 170.28)
total: 4097 open/close in 23.23 seconds: 176.36 ops/second