I'm not trying to collect a list of IPs of I2P nodes, just patches added to the floodfill routes I'm running.
maybe I'm misunderstanding how floodfill works? It's mechanism doesn't require that many known nodes?

This problem I also encountered, it's caused by I2P routers nowadays being too aggressive in deleting the RouterInfo file of *.dat in the local netDb directory, so I applied this hacky patch in my own running router (that making deletion of the dat file an opt-in option, so not deleting it from the ...