== sanity test 421d: rmfid en masse ====================== 10:45:47 (1788619547)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d421d.sanity
 - open/close 943 (time 1788619562.48 total 10.00 last 94.28)
 - open/close 1937 (time 1788619572.48 total 20.01 last 99.36)
 - open/close 2954 (time 1788619582.49 total 30.01 last 101.69)
 - open/close 3874 (time 1788619592.50 total 40.02 last 91.90)
total: 4097 open/close in 42.28 seconds: 96.89 ops/second