[Dovecot] Problem with lmtp director proxy

Timo Sirainen tss at iki.fi
Wed Jun 13 15:59:29 EEST 2012

On Wed, 2012-06-13 at 08:58 +0200, Angel L. Mateo wrote:
> 	I have checked in almost every error I had that the error is produced 
> whenever happens a timeout of 30 seconds between opening the connection 
> between the director and backend server and the final delivery of the 
> message in the user's mailbox.
> 	When I have mails with just a few of recipients, I have no problem 
> because this 30 seconds timeout is never reached. But when I have mails 
> with more recipients and my storage has workload it is sometimes reached.

Ah, so it's not really a bug. I thought it might be because there had
been such problems before.

> 	But I haven't found any configuration for this 30 seconds timeout. What 
> could it be this option? Because I have configured proxy_timeout=120 in 
> proxy configuration:
> pass_attrs = 
> irisMailbox=userdb_mail,homeDirectory=userdb_home,uidNumber=userdb_uid,gidNumber=userdb_gid,=proxy=y,=proxy_timeout=120,irisMailHost=host

This should work..

> lmtp/commands.c:#define LMTP_PROXY_DEFAULT_TIMEOUT_MSECS (1000*30)

This is the default, but proxy_timeout should override it.

What do you get in logs with auth_debug=yes?

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