Re: [Exim] multiple exim, same spool

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Author: Dan Egli
Date:  
To: Peter Bowyer
CC: Exim Users
Subject: Re: [Exim] multiple exim, same spool
Peter Bowyer wrote:

> Dan Egli <dan@???> wrote:
>
>>Philip Hazel wrote:
>>
>>
>>>On Fri, 9 Jul 2004, David Amiel wrote:
>>>
>>>
>>>
>>>>Is there a way to make several exim (on different servers) to work
>>>>in the same (shared) spool directory ?
>>>
>>>
>>>Check out the localhost_number option.
>>>
>>>But I wouldn't really advise putting the spool on shared storage.
>>>It's going to increase contention, quite apart from the network
>>>traffic.
>>>
>>
>>So how would you recomend such a setup, Philip? Let us assume a simple
>>setup:
>>
>>2 Systems dedicated to receiving mail
>>1 System dedicated to Sending mail
>>
>>The receive systems have no queue runners (-bd only), and do not
>>attempt to send mail at all. They are basically queue only.
>>the Sending systems technically are normal, but let's say port 25 is
>>blocked (eg. Linux Iptables).
>>
>>Now let's assume I'm a customer of this ISP. I send a message to the
>>receiving machine that is intended to go to my friend on a whole
>>different system. So it goes into the Queue from one of the reception
>>systems, and the sending system picks it up and sends it out.
>>
>>I feel this would not be such an uncommon setup.
>
>
> Not uncommon at all - use SMTP or LMTP between the 2 servers. This will work
> out more efficient than trying to share the spool. Adjust the firewall rules
> accordingly.
>
> Peter
>
>
> --
>
> ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim details at http://www.exim.org/ ##
>
>

explain lmtp?


And what if it's 2+ machines sending mail? I'm not necessarily trying to
justify sharing the spool, just coming up with situations where I would
think of doing that, and trying to find alternates.


--
-- Dan