== sanity test 421d: rmfid en masse ====================== 00:49:52 (1788842992)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 749 (time 1788843006.31 total 10.01 last 74.83)
 - open/close 1521 (time 1788843016.32 total 20.02 last 77.11)
 - open/close 2363 (time 1788843026.33 total 30.02 last 84.19)
 - open/close 3135 (time 1788843036.34 total 40.04 last 77.10)
 - open/close 3754 (time 1788843046.34 total 50.04 last 61.89)
total: 4097 open/close in 56.34 seconds: 72.72 ops/second