I've disabled spamdyke, the source of the 421 timeout error; but I'm still getting re-delivery of emails. Not as frequently, but I've received the same two emails a dozen times today.
Has anyone else experienced this before? -Chris On Tue, Jun 30, 2020 at 7:30 AM Chris <boh...@gmail.com> wrote: > A few nights ago I shut down the VM that my qmailtoaster runs on, bumped > the memory up to 4g, and restarted it. First reboot in a long while, so I > was nervous. Everything seemed fine. > > The next day I noticed that there were a couple of emails I had deleted > that had re-appeared. I'd delete them again, and they'd come back again. > My mail client shows date sent and date received, and they were definitely > all the same sender time. Checking the logs, I see the same set of email > being re-accepted in /var/log/qmail/smtp/current over and over. > > Finally I have a clue. Gmail sent me a delivery warning about one of the > emails, as it was a test message from myself, and it says my server is > responding with error: > > 421 Timeout. Talk faster next time. > > So it seems the email is getting accepted, but then the sending server is > given an error 421, so it queues it up for re-delivery. > > Any suggestions on what I should be looking at to figure this out? > > -Chris >
