[Mimedefang] Parameters for tuning mimedefang
-ray
ray at ops.selu.edu
Tue Sep 9 14:25:01 EDT 2003
On Tue, 9 Sep 2003, David F. Skoll wrote:
> On Tue, 9 Sep 2003, Ron Hall wrote:
>
> > Given that on a good(bad?) day the mailhub layer will
> > see volume of 800 mail/minute what would be good starting
> > values for mimedefang?
>
> 800/minute is a lot; it's 13/second. I have achieved a throughput of
> 15/second on a dual-Xeon (2.6GHz) linux box with 1GB of RAM. I used
> a minimum of 5 and a maximum of 15 slaves, doing SpamAssassin and
> Clam AV scanning. (Actually, this was CanIt, so PostgreSQL got
> thrown into the mix too.)
I saw similar numbers when testing our new mail system, but on a Quad Xeon
4GB/RAM. If found a major bottleneck to be the maillog file. When i set
syslog to start loging to /dev/null, it increased to 25/second. anyone
seen this before? I know it is a problem for high-capacity websites, and
some turn off logging in Apache.
ray
--
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Ray DeJean http://www.r-a-y.org
Systems Engineer Southeastern Louisiana University
IBM Certified Specialist AIX Administration, AIX Support
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