Mailscanner performance monitoring ?

[Martin Hepworth]

local caching DNS server
only run a couple of RBL's (no need to run lots)
drop unknown recipients on the incoming MTA

-- 
Martin Hepworth, CISSP
Oxford, UK


On 1 May 2013 15:31, Arjan Melein <Amelein at dantumadiel.eu> wrote:

> We're currently getting flooded by spam and every so often our mailscanner
> is having trouble seems to have trouble keeping up causing our inbound
> queue to hit 3000+ messages and I am trying to figure out where the
> processing time is going.
> I am getting the impression *something* is causing a delay, I am unsure as
> to what but I'm thinking in the way of RBL's or DNS...
>
> The server is a quadcore with 20 MS threads and it can churn through 10-30
> average mails per second depending on their size so either e-mails are
> being delivered faster then they can be scanned or there is indeed a delay
> somewhere.
>
> Its a 'new' install (few months old) on FC18. I've seen it clear the 3000
> message queue in 5 - 10 minutes after manually stopping and starting
> mailscanner.
>
> Any ideas anyone ?
>
> -
> Arjan
>
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