A way to give local mail priority?

Martin Hepworth martinh at solid-state-logic.com
Thu Apr 6 15:36:00 IST 2006

Looks likes a problem with performance...have gone through the MailScanner
tuning exercise...an hour to process email shouldn't be happening - people
here would noticed after a minute!


also the latest and greatest release (yours is about 1 year old) has some
really nice performance tweaks in it that you may find usefull.

Martin Hepworth 
Snr Systems Administrator
Solid State Logic
Tel: +44 (0)1865 842300

> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-
> bounces at lists.mailscanner.info] On Behalf Of Brett Charbeneau
> Sent: 06 April 2006 15:25
> To: mailscanner at lists.mailscanner.info
> Subject: A way to give local mail priority?
>  	I'd be grateful for any suggestions anyone can offer!
> Debian 3.1, kernel 2.6.8,
> Sendmail 8.13.4, MailScanner 4.41.3-2, SpamAssassin 3.0.3-2 (deb packages)
> Majordomo 1.94.5
> Greetings,
>  	I have MailScanner installed on a P4 3.2 GHz machine with 2 GB of
> RAM.
>  	With MailScanner running SpamAssassin rules *and* RBL checks my
> Majordomo mail (generated and delivered locally) takes as long as an hour
> to
> end up in users' inboxes.
>  	It appears that my local mail gets stuck in the queue with the SPAM
> and
> the machine just has to chew through it all FIFO and my staff need to have
> departmental mail make it through in 10 minutes or less if at all
> possible.
>  	When I switch off SpamAssassin and just do RBL checks things work
> reasonably quick, but obviously a lot more SPAM gets through.
>  	I have
> From:          *@wrl.org       yes
>  	in my "Is Definitely Not Spam" file, but again, with SA rules
> switched on
> and lots of email piling in, the queue processing drops to a crawl.
>  	I know I need to expand my RAM (I *am* seeing a lot of swapping with
> SA
> turned on) but even once I get 8 GB or so, I suspect these delays in
> Majordomo
> mail this will continue.
>  	Is there a way to give "priority" to local mail so that MailScanner
> not
> only keeps its hands off but Sendmail is told to deliver immediately? Or
> should
> I run Sendmail with two queues?
> --
> ********************************************************************
> Brett Charbeneau
> Network Administrator
> Williamsburg Regional Library
> 7770 Croaker Road
> Williamsburg, VA 23188-7064
> (757)259-4044          www.wrl.org
> (757)259-4079 (fax)    brett at wrl.org
> ********************************************************************
> --
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