== sanity test 421d: rmfid en masse ====================== 00:20:43 (1787804443)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 761 (time 1787804457.90 total 10.00 last 76.08)
 - open/close 1528 (time 1787804467.92 total 20.02 last 76.59)
 - open/close 2304 (time 1787804477.92 total 30.02 last 77.59)
 - open/close 3076 (time 1787804487.92 total 40.02 last 77.19)
 - open/close 3870 (time 1787804497.93 total 50.03 last 79.33)
total: 4097 open/close in 53.29 seconds: 76.89 ops/second