[Mimedefang] Multiplexor Consuming Processor

David F. Skoll dfs at roaringpenguin.com
Mon Jul 26 22:28:01 EDT 2004

On Mon, 26 Jul 2004, Nathan Martinez wrote:

> I have mimedefang 2.45-Beta-1, SA 2.63, clamd 0.75 running on a RedHat 9
> machine with dual PIII-500 and 1GB memory.  I have been noticing that
> the multiplexor process is consuming 99.9% of its processor (using
> 'top').  This machine's load often jumps to 25 or 30.  When I run
> 'md-mx-ctrl status', I can see that there are rarely more than 5 or 6
> slaves that are busy.  I guess my question is why is my load so high if
> I am only processing 5 or 6 mails at a time?

Impossible to tell.  Is /var/spool/MIMEDefang on a RAM Disk?
Are you using the embedded Perl interpreter?  What's the maximum size of
message that you're passing to SpamAssassin?  If you pass a huge message
to SpamAssassin (more than around 100 kB), it can chew up CPU like you
wouldn't believe.



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