== sanity test 421d: rmfid en masse ====================== 09:44:07 (1787838247)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 1106 (time 1787838262.20 total 10.00 last 110.59)
 - open/close 2093 (time 1787838272.20 total 20.01 last 98.64)
 - open/close 3095 (time 1787838282.21 total 30.02 last 100.11)
 - open/close 4075 (time 1787838292.22 total 40.02 last 97.93)
total: 4097 open/close in 40.22 seconds: 101.87 ops/second