[Dovecot] POP3 locking

[Timo Sirainen]

On Jul 31, 2008, at 8:10 PM, Mark Sapiro wrote:

> On Wed, Jul 30, 2008 at 06:05:27PM +0200, Kai Schaetzl wrote:
>>
>> but it seems to be off by default. From my dovecot.conf (1.07):
>>
>> #pop3_lock_session = no
>>
>> I think it should be on by default.
>
>
> The problem is if you have an MUA/MDA retrieving lots of messages
> over a potentially slow connection, the mailbox can remain locked
> for a very long time for a read-only operation.

Or before when dialups were more common, if the modem disconnected  
you'd have to wait several minutes until the previous connection timed  
out.

> The problem that requires doing it is basically a client problem.
> Namely, some clients may get confused if in the middle of a series
> of RETR commands, they get a mailbox locked reply.

This should never happen with Dovecot. But what could happen is that  
the message got expunged and the RETR would fail because of that.

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