== sanity test 421d: rmfid en masse ====================== 03:17:12 (1788592632)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 797 (time 1788592647.66 total 10.00 last 79.67)
 - open/close 1613 (time 1788592657.66 total 20.01 last 81.59)
 - open/close 2611 (time 1788592667.66 total 30.01 last 99.78)
 - open/close 3552 (time 1788592677.67 total 40.01 last 94.04)
total: 4097 open/close in 45.50 seconds: 90.05 ops/second