Troubleshooting mailbox problems

[Gordon Grubert]

On 03/10/2016 04:55 PM, Nick Bright wrote:
> Greetings,
>
> I'm running Dovecot 2.0.9 on my CentOS 6 server, for several thousand
> mailboxes.
>
> Recently, I've had several reports of "my mailbox is suddenly empty,
> where'd my mail go?"
>
> I've enabled debug logging, but I'd like to make sure I have the best
> level of debug to see things like "delete message" commands?
>
> I've configured in logging:
>
> auth_debug = yes
> auth_debug_passwords = no
> mail_debug = yes

mail_plugins= [...] mail_log [..]

> plugin {
>    mail_log_events = delete undelete expunge copy mailbox_delete
> mailbox_rename
>    mail_log_group_events = yes
>    mail_log_fields = uid box msgid size
> }
>
> Does this look like a good start? I really think it's a client side
> problem, but sometimes end users always want to blame the server; and
> proof must be shown e.g. "Look, here's the log, you're sending delete
> commands."

These parameters should be sufficient to reach your goal.

Best regards,
Gordon