"Courier flush" requires a "courier clear all" first ...
On Wed, 2009-05-06 at 09:34 +0300, Dimitris Kotsonis wrote:
> Hi. I have two courier servers with the following topology:
>
> internet <---> server1 <--vpn--> server2
>
> Recently the vpn connection has been brought down for a couple of days
> and as a result some thousands of mails for server2 have been queued
> up on server1.
>
> The vpn connection is now up and running but the rate of delivery of
> old messages from server1 to server2 is painfully slow and as a result
> new messages are getting queued as well. I have tried every possible
> configuration to try to make things speed up but to no avail. I have
> raised MAXPERIP, tinkered with queuelo and queuehi, disabled dns
> checks, disabled idend lookups, check for backscatter blacklists etc
> etc. Nothing seems to work. Every time I restart server1, or do a
> courier flush, it will deliver a few messages (around 10 or so) and
> then it will slow down and deliver a message ever 30 seconds or so.
>
> Doing a ps or netstat will reveal courieresmtp processes connected but
> sitting there and doing nothing (as evidenced by tethereal on the vpn
> interface). And it is not as if the vpn has not enough bandwidh. In
> any case most of the messages are spam to nonexistent users on server2
> that get rejected and therefore waste no bandwidth.
>
> So can anyone suggest what it is I must look into to speed up the rate
> of delivery ?
>
> Thanks for your time and help.
>
>
>
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processing features enabled. http://p.sf.net/sfu/kodak-com
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