[Dovecot] 2.1: timeout waiting for lock?

[Timo Sirainen]

On Thu, 2012-03-15 at 12:01 +0100, Ralf Hildebrandt wrote:
> > > Mar 15 09:46:11 postamt dovecot: pop3(username): Error: Couldn't open INBOX: Timeout while waiting for lock
> > > Mar 15 09:46:11 postamt dovecot: pop3(username): Couldn't open INBOX top=0/0, retr=0/0, del=0/0, size=0
> > So one of them had the INBOX locked. Do you have pop3_lock_session=yes?
> 
> Yes.
> # makes Dovecot lock the mailbox for the whole session
> pop3_lock_session = yes
> 
> Shouldn't be doing this I guess?

If you do it then a single POP3 session can keep the mailbox locked
pretty much forever. If you don't do it, you're violating POP3 RFC, but
I don't think anyone really cares about that..

I guess this setting should really use a separate POP3-only lock when
it's enabled.