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?