== sanity test 421d: rmfid en masse ====================== 10:12:31 (1742911951)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d421d.sanity
 - open/close 2562 (time 1742911963.09 total 10.00 last 256.10)
total: 4097 open/close in 16.19 seconds: 252.98 ops/second