== sanity test 421d: rmfid en masse ====================== 21:50:30 (1786758630)
 - open/close 770 (time 1786758644.26 total 10.01 last 76.92)
 - open/close 1659 (time 1786758654.26 total 20.01 last 88.89)
 - open/close 2510 (time 1786758664.27 total 30.02 last 85.05)
 - open/close 3365 (time 1786758674.28 total 40.03 last 85.43)
total: 4097 open/close in 48.42 seconds: 84.61 ops/second