I just did a
In the end, I rebuilt exim using custombuild, and everything magically righted itself. So I'm sharing this because (1) it may help someone else, and (2) I'm curious whether this is a known thing. I did heaps of
dnf upgrade
which was slightly overdue, and updated heaps of random stuff. I rebooted the server and everything seemed fine… except for exim. It was running like a sloth through molasses. Test messages would seem to never leave my mail client. I'd randomly get some connection errors too. Nothing wrong according to the exim logs, and eventually (maybe 20 minutes later) the messages started trickling through… slowly. I tried restarting exim, but that too took a small eternity.In the end, I rebuilt exim using custombuild, and everything magically righted itself. So I'm sharing this because (1) it may help someone else, and (2) I'm curious whether this is a known thing. I did heaps of
yum -y update
s on my old server over the years, and exim never choked on any of them to my knowledge. Any thoughts on what might have caused this? After updating packages, do you have a ritual for ironing these kinds of gremlins out of the system?