[Dovecot] LMTP proxy too many DATA output timeout (perhaps)

[Timo Sirainen]

On Fri, 2010-09-10 at 09:18 +0200, Luca Palazzo wrote:
> we are getting a lot of this message from dovecot director. They seem to 
> be too many.
> Backend servers do not log anything and postfix logs a lot of these errors.
> It seems that dovecot strategy handgling data output timeout when 
> proxying LMTP is or too aggressive or may have some other problem.

I guess you could try if simply increasing the timeout helps. You need
to recompile though:

src/lmtp/commands.c line 36:

#define LMTP_PROXY_DEFAULT_TIMEOUT_MSECS (1000*30)

> Another symptom, maybe related to duplicate uid patch, is that we are 
> receiving blank email.

What patch do you still have? I think v2.0.2 fixed the duplicates?