> On August 25, 2017 at 9:11 AM Tony <tony@kode.email> wrote: > > > Hello, > > Today I started noticing a very odd Dovecot error in the mail logs > across 2 replicated Dovecot hosts via dsync. I have searched the Dovecot > archives, Google, back tracked, downgraded Dovecot to earlier versions > from earlier this year and ruled everything out I could think of to no > avail. There really are not any helpful reports with what I am > specifically seeing. The strange thing is only vmail@domain.net is > repeatedly shown in the log. The error looks like this. > > *Aug 24 22:46:02 orbitron dovecot: config: Error: BUG: Config client > connection sent too much data****Aug 24 22:46:02 orbitron dovecot: > doveadm(vmail@domain.net@domain.net@domain.net@domain.net@domain.net@domain.net@domain.net@domain.net@domain.net): > Fatal: Error reading configuration: read(/var/run/dovecot/config) > failed: read(size=8192) failed: Connection reset by peer*** > $ dovecot --version > 2.2.31 (65cde28) > > Dovecot #1: Linux kernel 4.9.36-x86_64 > Dovecot #2: Linux kernel 4.12.8-x86_64 > > Here are the latest Dovecot updates performed this year. > > [2017-04-29 14:45] [ALPM] upgraded dovecot (2.2.28-2 -> 2.2.28-3) > [2017-05-02 23:05] [ALPM] upgraded dovecot (2.2.28-3 -> 2.2.29.1-1) > [2017-06-11 17:20] [ALPM] upgraded dovecot (2.2.29.1-1 -> 2.2.30.2-1) > [2017-06-30 22:46] [ALPM] upgraded dovecot (2.2.30.2-1 -> 2.2.31-1) > > When Dovecot was last updated back on June 30, I did `systemctl > daemon-reload` but never actually restarted the Dovecot daemon until > what seems like today. The only thing I did today was edit > /etc/dovecot/conf.d/10-auth.conf by simply enabling > "*auth_username_format = %Lu*" which was commented out before I enabled > it. That is the /*only*/ thing that I tested. After I was done testing I > went back and commented out the same thing so it reads > "*#auth_username_format = %Lu*" and of course restarted Dovecot. I > really doubt this has anything to do with what I am reporting as auth is > not the problem in this case. > > > Thank You, > > Tony > Can you provide doveconf -n. Also auth_username_format=%Lu*, why *? Aki</tony@kode.email>