Jul 06 09:40:38 dovecot-test01 systemd[1]: Started Dovecot IMAP/POP3 email server.
Jul 06 09:40:38 dovecot-test01 dovecot[725]: master: Dovecot v2.3.2 (582970113) starting up for imap, sieve, lmtp
Jul 06 09:41:23 dovecot-test01 dovecot[728]: imap-login: Disconnected (disconnected before auth was ready, waited 0 secs): user=<>, rip=87.230.119.18, lip=95.216.150.107
Jul 06 09:41:24 dovecot-test01 dovecot[728]: auth: Error: dovecot/auth: error while loading shared libraries: liblber-2.4.so.2: failed to map segment from shared object
Jul 06 09:41:24 dovecot-test01 dovecot[728]: auth: Fatal: master: service(auth): child 777 returned error 127
Jul 06 09:41:24 dovecot-test01 dovecot[725]: master: Error: service(auth): command startup failed, throttling for 2 secs