On Tue, Mar 11, 2014 at 02:41:02PM +0100, Tazman Deville wrote: > On Tue, Mar 11, 2014 at 01:25:39PM +0000, Jonathan Dowland wrote: > > If mail is not sending, you need to look at the postfix logs and see if > > there's an explanation for a test mail. dovecot will not be relevant > > unless you are using send-over-IMAP which is unlikely. Can you share > > some relevant log lines? > > > > You trimmed relevant stuff...nonetheless, > I am using IMAP not POP for these accounts, > but afaik, I'm sending over SMTP. > > Now, that I look, I'm seeing this in the mail.err logs: > Mar 10 22:04:58 myownsite dovecot: auth-worker(13988): Error: > mysql(127.0.0.1): Connect failed to database (mail): Can't connect to > MySQL server on '127.0.0.1' (111) - waiting for 125 seconds before > retry > on one server, but not such thing on the other > I think mariadb was overworked last night (since moved some sites off > this server, CPU load was massive, but now ok). > It's probably relevant that I do not see such error this morning, but only from last night, and only on the server where mysql/mariadb processes were skyrocketing until I moved some stuff around. No such error on the other server that's having precisely the same mail woes (but not similar problems with mariadb).
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