On Tue, Jun 23, 2026, at 8:48 PM, Mark Sapiro wrote:

I don't know what the issue is, but even if you have personalization off, try setting verp_personalized_deliveries: no in case there's some issue there.

Ok, that's weird. mailman conf -s mta said it was already set to no, but I added it to /etc/mailman3/mailman.cfg and now it's sending in big chunks. Which now RoadRunner is rejecting because of too many recipients in one message instead of too many simultaneous connections. Can't win with these idiots, can I?

-- Paul Tomblin