== sanity test 421d: rmfid en masse ====================== 13:58:46 (1788285526)
 - open/close 659 (time 1788285540.92 total 10.01 last 65.82)
 - open/close 1356 (time 1788285550.94 total 20.03 last 69.60)
 - open/close 2001 (time 1788285560.94 total 30.03 last 64.49)
 - open/close 2750 (time 1788285570.95 total 40.04 last 74.83)
 - open/close 3513 (time 1788285580.95 total 50.04 last 76.28)
total: 4097 open/close in 58.97 seconds: 69.47 ops/second