[Exim] SMTP timeouts when delivering to smart host with exim…

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Szerző: Marc Haber
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Címzett: exim-users
Tárgy: [Exim] SMTP timeouts when delivering to smart host with exim 3.02
Hi!

One of my sites has recently converted from dial-up to a leased line
setup. The only thing I changed in the exim configuration is that
incoming mail is now delivered immediately instead of being deferred
until next scheduled dial-up. Additionally, I added a queue run every
20 minutes. All outgoing mail is delivered via a smart host, that
machine is also MX for the domain and hands incoming mail to my exim.
The smarthost runs sendmail 8.8.8.

Since the site got its leased line, I keep getting a lot of SMTP
timeouts. Eventually, e-mail is delivered, but almost every single
message has to wait two or three hours before it finally is accepted
by the smart host. This doesn't seem to be affected by message size,
even very small messages are affected. After my message, you see a log
excerpt regarding a e-mail message that sat in the queue over the
whole weekend (grepped for the message ID, deleted the plethora of
"retry time not yet reached" log entries and anonymized e-mail
addresses, host names and IP numbers).

ISP says his smart host and the line are both fine, I say my exim is
fine. Any ideas who might be at fault here? All other internet
services work fine too and the line is all but saturated (timeouts
even happening 2 a.m. on a sunday). Incoming mail (which is delivered
by SMTP from the same smarthost I am unsuccessfully trying to deliver
my outgoing mail) isn't affected either.

Any hints will be appreciated.

Greetings
Marc


|1999-11-05 13:26:06 11jiRS-00059l-00 <= me@??? U=virscan P=scanned-ok S=2981 id=000401bf2793$2a24e500$380aa8c0@??? T="Mailtransport"
|1999-11-05 13:36:37 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-05 14:24:11 11jiRS-00059l-00 Spool file is locked
|1999-11-05 14:25:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-05 15:04:11 11jiRS-00059l-00 Spool file is locked
|1999-11-05 15:05:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-05 15:44:11 11jiRS-00059l-00 Spool file is locked
|1999-11-05 15:45:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-05 18:04:11 11jiRS-00059l-00 Spool file is locked
|1999-11-05 18:05:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-05 21:24:11 11jiRS-00059l-00 Spool file is locked
|1999-11-05 21:25:15 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-06 02:24:11 11jiRS-00059l-00 Spool file is locked
|1999-11-06 02:25:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-06 09:24:11 11jiRS-00059l-00 Spool file is locked
|1999-11-06 09:25:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-06 13:44:11 11k5CV-0002CE-00 <= <> R=11jiRS-00059l-00 U=mail P=local S=1135 T="Warning: message 11jiRS-00059l-00 delayed 24 hours"
|1999-11-06 13:44:13 11k5CW-0002CN-00 <= <> U=virscan P=scanned-ok S=1310 id=E11k5CV-0002CE-00@??? T="Warning: message 11jiRS-00059l-00 delayed 24 hours"
|1999-11-06 17:44:11 11jiRS-00059l-00 Spool file is locked
|1999-11-06 17:45:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-07 02:04:11 11jiRS-00059l-00 Spool file is locked
|1999-11-07 02:05:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-07 10:24:11 11jiRS-00059l-00 Spool file is locked
|1999-11-07 10:25:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-07 13:44:11 11kRg3-0007O3-00 <= <> R=11jiRS-00059l-00 U=mail P=local S=1135 T="Warning: message 11jiRS-00059l-00 delayed 48 hours"
|1999-11-07 13:44:13 11kRg5-0007OB-00 <= <> U=virscan P=scanned-ok S=1310 id=E11kRg3-0007O3-00@??? T="Warning: message 11jiRS-00059l-00 delayed 48 hours"
|1999-11-07 18:44:11 11jiRS-00059l-00 Spool file is locked
|1999-11-07 18:45:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-08 03:04:11 11jiRS-00059l-00 Spool file is locked
|1999-11-08 03:05:12 11jiRS-00059l-00 == recipient@??? T=remote_smtp defer (110): Connection timed out: SMTP timeout while connected to smarthost.provider.example.com [192.168.80.3] after end of data (3062 bytes written)
|1999-11-08 08:35:22 11jiRS-00059l-00 => recipient@??? R=smarthost T=remote_smtp H=smarthost.provider.example.com [192.168.80.3]* C="250 JAA01995 Message accepted for delivery"
|1999-11-08 08:35:22 11jiRS-00059l-00 Completed
|
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Marc Haber          |   " Questions are the         | Mailadresse im Header
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