mail scanner stuck

Mike Tremaine mgt at stellarcore.net
Thu Apr 13 16:38:58 IST 2006


On 12/04/06, Eduardo Casarero <ecasarero at gmail.com> wrote:
> hi gurus, ive two servers with the following configuration:
>
> Pentium IV - 3.2Ghz /800HT 775P Intel;
> Mother board P4 ABIT NI8-SLI/LGA/NVIDIA;
> 4096Mb RAM DDR2/533 Kingston;
> Winchester 160.2Gb - 7200 rpm SERIAL ATA Barracuda;
> video PCI Express X300 Radion 256Mb;
> network 10/100/1000;

Something is obviously wrong, I've had a lot weaker boxes handling a lot
more mail then this.

I suggest trying to use "vmstat" and "iostat" to try and find the
bottleneck. What is odd is the 4GB of RAM you have should be plenty to
handle the SpamAssassin/MailScanner stack. [Heck I have one running on
512MB that handles 50,0000+, I'm not happy about it but you work with
what they give you.]

Check the number of Mailscanner children you have running, also you did
not tell us what MTA you are using and in what queue to the mails build
up? There should be three queues inbound MTA, MailScanner, outbound MTA.
Also tell us how many virius scanners you are using and what they are,
how many custom rulesets, and how many special extra's [dcc, razor,
etc...]

-Mike



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