== sanity test 421d: rmfid en masse ====================== 19:12:25 (1781305945)
striped dir -i1 -c2 -H crush /mnt/lustre/d421d.sanity
 - open/close 628 (time 1781305960.61 total 10.01 last 62.73)
 - open/close 1284 (time 1781305970.62 total 20.02 last 65.53)
 - open/close 1919 (time 1781305980.62 total 30.02 last 63.49)
 - open/close 2521 (time 1781305990.63 total 40.03 last 60.14)
 - open/close 3219 (time 1781306000.64 total 50.04 last 69.74)
 - open/close 3990 (time 1781306010.65 total 60.05 last 77.03)
total: 4097 open/close in 61.87 seconds: 66.22 ops/second