== sanity test 421d: rmfid en masse ====================== 21:39:54 (1786757994)
 - open/close 718 (time 1786758009.17 total 10.01 last 71.70)
 - open/close 1315 (time 1786758019.19 total 20.02 last 59.63)
 - open/close 1948 (time 1786758029.21 total 30.05 last 63.15)
 - open/close 2697 (time 1786758039.21 total 40.05 last 74.88)
 - open/close 3334 (time 1786758049.23 total 50.07 last 63.60)
 - open/close 4085 (time 1786758059.24 total 60.08 last 75.03)
total: 4097 open/close in 60.19 seconds: 68.07 ops/second