== sanity test 421d: rmfid en masse ====================== 16:39:28 (1780000768)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421d.sanity
 - open/close 975 (time 1780000783.39 total 10.00 last 97.46)
 - open/close 1874 (time 1780000793.39 total 20.01 last 89.87)
 - open/close 2644 (time 1780000803.41 total 30.03 last 76.86)
 - open/close 3437 (time 1780000813.43 total 40.04 last 79.16)
 - open/close 4080 (time 1780000823.44 total 50.05 last 64.24)
total: 4097 open/close in 50.22 seconds: 81.58 ops/second