MailScanner Cause server load high

Mike Kercher mike at CAMAROSS.NET
Sat Aug 14 19:23:52 IST 2004

MailScanner mailing list <> scribbled on :

> On Sat 14 Aug 2004 18:43, James Hsieh wrote:
>> Hi!
>> One of our servers got very huge server loading today, I spent 1 hour
>> and found it's cause by MailScanner because one of users of this
>> server got "catch all" email box and his domain got a lot of spam,
>> every second spam from everywhere comes in his emails cause the email
>> is "catch all" means no-real-name at will also arrive
>> successfully to his box, and every time, mailscanner has to spend
>> time on each email. After I shutdown his "catch all" function, the
>> loading went down right away from 90 to 0.9 on this P4 3.0 box.
> You don't say what you are running. That kind of load is
> _not_ normal regardless of the amount of spam you may have to
> process it should never go that high.

I'd also wonder which SpamAssassin rules you are running.  BigEvil?


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