Internal failure, 1 successful auths

zye

• May 17, 2016 05:47

Hi - i have problems with my mailservice: i am getting this error in /var/log/maillog not all the time but sporadically May 17 12:40:54 myserver dovecot: imap-login: Error: read(imap) failed: Remote closed connection (destination service { process_limit } reached?) May 17 12:40:54 myserver dovecot: imap-login: Error: read(imap) failed: Remote closed connection (destination service { process_limit } reached?) May 17 12:40:54 myserver dovecot: imap-login: Internal login failure (pid=1044652 id=1583) (internal failure, 1 successful auths): user=, method=PLAIN, rip=xx.xx.xx.51, lip=xx.xx.xx.134, TLS, session= May 17 12:40:54 myserver dovecot: imap-login: Internal login failure (pid=1044646 id=539) (internal failure, 1 successful auths): user=, method=PLAIN, rip=xx.xx.xx.160, lip=xx.xx.xx.134, TLS, session=

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  zye

  • May 17, 2016 10:54

  okay i found out that i have to raise my limits process limit 50 - anyone knows how to increase these limits ? doveconf -n | grep limit client_limit = 500 process_limit = 50 vsz_limit = 64 M process_limit = 512 vsz_limit = 256 M client_limit = 500 process_limit = 50 vsz_limit = 64 M process_limit = 512 vsz_limit = 256 M client_limit = 500 process_limit = 50 vsz_limit = 64 M process_limit = 512 vsz_limit = 256 M

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  zye

  • May 17, 2016 11:16

  solved so far - all settings can be found in /etc/dovecot/dovecot.conf i set doveconf -n | grep limit client_limit = 2000 process_limit = 2000 vsz_limit = 512 M process_limit = 2512 vsz_limit = 2 G client_limit = 2000 process_limit = 2000 vsz_limit = 512 M process_limit = 2000 vsz_limit = 2 G client_limit = 2000 process_limit = 2000 vsz_limit = 512 M process_limit = 2000 vsz_limit = 2 G now when i restart imap inside whm i get May 17 13:58:38 myserver dovecot: config: Warning: service anvil { client_limit=1000 } is lower than required under max. load (4103) May 17 13:58:38 myserver dovecot: Warning: fd limit (ulimit -n) is lower than required under max. load (1024 < 2000), because of service pop3-login { client_limit } May 17 13:58:38 myserver dovecot: Warning: service anvil { client_limit=1000 } is lower than required under max. load (4103) May 17 13:58:38 myserver dovecot: Warning: service auth { client_limit=1000 } is lower than required under max. load (4200) May 17 13:58:38 myserver dovecot: doveconf: Warning: service anvil { client_limit=1000 } is lower than required under max. load (4103) May 17 13:58:38 myserver dovecot: doveconf: Warning: service auth { client_limit=1000 } is lower than required under max. load (4200)

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  zye

  • May 19, 2016 07:42

  settings just got overwritten by cpanel update root@srv [/var/log]# ll /etc/dovecot/dovecot.conf -rw-r--r-- 1 root root 38362 May 18 04:59 /etc/dovecot/dovecot.conf Support Request ID is: 7552629

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  cPanelMichael

  • May 30, 2016 18:46

  Hello, I recommend making changes to the mailserver configuration via Web Host Manager: Configure Dovecot - Documentation - cPanel Documentation Thank you.

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