On Oct 16, 2020, at 10:28 PM, Rich Wales <ri...@richw.org> wrote: > > The next time I see this happen -- could be tomorrow, could be weeks > from now, I have no idea when -- I'll gladly forward a copy of my > "mailq" output. I deleted my earlier evidence, I'm afraid.
No "mailq" output needed. Just the relevant entries from your logs.
Have you deleted your logs?
Also of course your configuration, per:
http://www.postfix.org/DEBUG_README.html#mail
--
Viktor.
