== sanity test 421d: rmfid en masse ====================== 01:40:58 (1746078058)
 - open/close 1038 (time 1746078070.66 total 10.00 last 103.79)
 - open/close 2156 (time 1746078080.66 total 20.00 last 111.80)
 - open/close 3242 (time 1746078090.67 total 30.01 last 108.52)
total: 4097 open/close in 38.75 seconds: 105.73 ops/second