== sanity test 421d: rmfid en masse ====================== 03:47:01 (1788940021)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 728 (time 1788940035.87 total 10.02 last 72.68)
 - open/close 1537 (time 1788940045.87 total 20.02 last 80.88)
 - open/close 2319 (time 1788940055.88 total 30.03 last 78.14)
 - open/close 3177 (time 1788940065.89 total 40.04 last 85.72)
 - open/close 3906 (time 1788940075.89 total 50.04 last 72.88)
total: 4097 open/close in 52.34 seconds: 78.28 ops/second