dovecot debug message help required

[Steffen Kaiser]

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On Fri, 10 Apr 2015, Rajesh M wrote:

> in the dovecot log i see the following.
>
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: Effective uid=89, gid=89, home=/home/vpopmail/domains/mydomain.com/user
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: Quota root: name=ignore=Trash backend=maildir args=
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: Quota rule: root=ignore=Trash mailbox=? bytes=0 messages=0
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: Quota grace: root=ignore=Trash bytes=0 (10%)
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: Namespace : type=private, prefix=, sep=., inbox=yes, hidden=no, list=yes, subscriptions=yes location=
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: mdbox: access(/home/vpopmail/domains/mydomain.com/user/mdbox, rwx): failed: No such file or directory
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: mdbox: couldn't find root dir
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: sdbox: access(/home/vpopmail/domains/mydomain.com/user/sdbox, rwx): failed: No such file or directory
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: sdbox: couldn't find root dir
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: maildir: root exists (/home/vpopmail/domains/mydomain.com/user/Maildir)
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: maildir++: root=/home/vpopmail/domains/mydomain.com/user/Maildir, index=, indexpvt=, control=, inbox=/home/vpopmail/domains/mydomain.com/user/Maildir, alt=
> Apr 10 17:12:40 imap(user at mydomain.com): Info: Disconnected: Logged out in=28 out=460
>
> i would like to know what the following means -- specifically mdbox and sdbox
>
> ####################
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: mdbox: access(/home/vpopmail/domains/mydomain.com/user/mdbox, rwx): failed: No such file or directory
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: mdbox: couldn't find root dir
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: sdbox: access(/home/vpopmail/domains/mydomain.com/user/sdbox, rwx): failed: No such file or directory
> Apr 10 17:12:10 imap(user at mydomain.com): Debug: sdbox: couldn't find root dir
> ####################

Your config does not specify, which mail storage the user is using. That's 
why Dovecot probes for various "signs", mdbox is the first and so on. 
Eventually it probes for Maildir and uses the user's mail dir as a Maildir 
storage.

- -- 
Steffen Kaiser
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