deoren: > Jan 27 16:27:56 screech postfix/cleanup[1140]: warning: BFCD1213F8: > sender_canonical_maps map lookup problem for fail2ban-l...@example.com
The cleanup server has a problem.
> Jan 27 16:27:56 screech postfix/pickup[1134]: warning:
> maildrop/D9D4C21208: error writing BFCD1213F8: queue file write error
Therefore the pickup daemon cannot process the submission and
leaves it in the queue, so that it can try again later.
Wietse
