== sanity test 421d: rmfid en masse ====================== 11:18:45 (1761319125)
 - open/close 1050 (time 1761319137.94 total 10.01 last 104.93)
 - open/close 2185 (time 1761319147.94 total 20.01 last 113.50)
 - open/close 3265 (time 1761319157.95 total 30.01 last 107.94)
total: 4097 open/close in 36.24 seconds: 113.05 ops/second