Solution for 1 CPU screaming

Peter Russell pete at ENITECH.COM.AU
Tue Feb 22 21:09:59 GMT 2005


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Also check the MAQ - depending on what type of mail environment your 
company users (exchange or domino for eg) then its a simple matter to 
build a list of allowed email addresses, as described in he MAQ.

Pete

Rob Poe wrote:
> And how do you reject mail not known to the MTA if you're using
> MailScanner to intercept ??
> 
> We use MailScanner in front of Groupwise's GWIA - to catch bad stuff
> coming in...
> 
> 
> 
> 
>>>>martinh at SOLID-STATE-LOGIC.COM 2/17/2005 4:11:31 AM >>>
> 
> Hi
> 
> I have a similar set and have the P4 running MS/SA etc. All email is 
> transfered to the internal primary MX - the external MX gets routed to
> 
> the P4 buy the firewall.
> 
> I have around 100 users and load avg is around 0.2 (I reject unknown 
> email addressed the MTA which drops about 66% of the traffic before it
> 
> hits MS/SA..)
> 
> --
> Martin Hepworth
> Snr Systems Administrator
> Solid State Logic
> Tel: +44 (0)1865 842300
> 
> 
> Mauricio Cavalcanti wrote:
> 
>>I think it´s half off topic, but...
>>
>>In a medium business office (~1k users), I have 2 servers running
> 
> Linux: 
> 
>>1 gateway (P4 ~ unused) and 1 mail server (P3 very used) running pop
> 
> 
>>(dovecot), apache (for webmail), sendmail with DCC, Pyzor, Razor, SA
> 
> and 
> 
>>MailScanner.
>>
>>The P3 CPU is becoming red in monitoring. They want to include samba
> 
> 
>>file share in P3 server and I think it will not work as they want.
>>
>>I think I can use P4 to make e-mail tests (MS and SA) e after that,
> 
> this 
> 
>>server relays the "low score" e-mail to P3 and make it´s life easier
> 
> :)
> 
>>Anyone has this kind of solution implemented or have another ideia to
> 
> 
>>solve this?
>>
>>Thks in advance,
>>Mauricio.
>>
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> 
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