Re: Postfix is silently discarding emails

2018-03-06 Thread Wietse Venema
Wietse Venema: > J. Thomsen: > > I did a quick experiment, delivering to a user with incorrect mailbox > ownership, and there definitely is angry loggig from the local > delivery agent (cannot update mailbox for user xxx). Example: Mar 6 13:56:11 wzv postfix/local[18893]: 3zwmFl58mcz4wB3: t

Re: Postfix is silently discarding emails

2018-03-06 Thread Wietse Venema
J. Thomsen: I did a quick experiment, delivering to a user with incorrect mailbox ownership, and there definitely is angry loggig from the local delivery agent (cannot update mailbox for user xxx). Wietse

Re: Postfix is silently discarding emails

2018-03-06 Thread J. Thomsen
On Tue, 6 Mar 2018 07:12:15 -0500 (EST),Wietse Venema wrote: > >The above process is documented with copious logging. My definition >of 'silent' differs from yours. I am very well aware about the normal way Postfix handles bouncing. I am just telling you, that in this particular case it does not

Re: Postfix is silently discarding emails

2018-03-06 Thread Wietse Venema
When mail in the queue is undeliverable, Postfix will log why, and will create a bounce message, and will remove the undeliverable message. When the bounce message is undeliverable, Postfix will log why, and will create a 'double bounce' message, and will remove the bounce message. When the 'doub

Postfix is silently discarding emails

2018-03-06 Thread J. Thomsen
Platform: Linux Fedora 27 In a special case Postfix (3.3.0 and 3.2.5 at least) will silently discard emails without logging anything about it. After moving to a new server a lot of mail was delivered to the luser_relay user, and when changing this user to the main user of the system, all emails