On Wed, Jun 24, 2009 at 07:42:11PM +0000, George Forman wrote:

> 
> Hi,
> I'm trying to understand how I can control postfix active queue.We
> ran into a problem where out back end LMTP deposit service had
> failures.Therefore, the queues grew quite large.We had trouble stabilizing
> the LTMP back end because postfix active queuewas trying to deliver very
> quickly to LMTP service.

Is LMTP delivery direct from the transport table or via local(8) +
alias expansion -> mailbox_transport?

If direct, reduce the concurrency or process limit of the lmtp transport.
If indirect via local(8), reduce the master.cf process limit of the
local transport.

-- 
        Viktor.

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