System capacity

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I am processing over 2000 emails / day no problems and no load at all.

Hardware: 1xAthlon XP1700+  512MB RAM , 80G ATA IDE
Software: Fedora FC1 , Sendmail 8.12.x, SA, MailWatch, razor, pyzor, dcc
Virus Scanners: McAfee + F-Prot

Avg load is  0.02

Tracy Greggs


----- Original Message -----
From: "Vlad Mazek" <vlad at MAZEK.COM>
To: <MAILSCANNER at JISCMAIL.AC.UK>
Sent: Sunday, December 05, 2004 6:33 PM
Subject: Re: System capacity


> Dave Filchak wrote:
>
> > I just received my copy of the MailScanner book and was beginning to go
> > through it and in the course of doing that, it mentions system
> > configurations and some examples found on the MAQ. In looking at that I
> > came across the following stats that sort of freaked me out.
> >
> > Hardware: 1 x P4-2.0Ghz, 1G RAM, 80G IDE
> > Software: RHES 3, Sendmail 8.12.x, SA, razor, pyzor, dcc
> > RBLs: MTA = spamcop, ordb, sbl-xbl.spamhaus
> > Virus Scanners: ClamAVmodule SophosSAVI
> > Volume: 150 messages/day
> > Average Load: Around 2-4
> >
> > Hardware: 1 X Pentium, 200, 256 MB RAM, 4.3 SCSI HDD.
> > Software: Red Hat 9, Postfix 2.0.16, Gateway mode - All Mail forwarded
> > to Lotus Domino, Spamassassin, Pyzor, DCC, MailWatch, Vispan,
> > Mailscanner-MRTG, Caching Named,
> > RBLs: None in MTA, None in MailScanner, All in SpamAssassin
> > Virus Scanners: ClamAV
> > Volume: 1500 messages/day
> >
> > Now I have a  Pentium IV 2.6 GHz machine with a gig of ram and and
> > pushing through about  750 to 1000 on average with some days going
> > considerably higher, so this makes me worry a lot ;-(  Am I totally
> > under powered here? I am
> > using  a setup very similar to the first one except it is RH 9. I also
> > find it odd that the second system can process more mail per day? Is it
> > a typo?
> >
> > Dave
> >
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> > Before posting, read the MAQ (http://www.mailscanner.biz/maq/) and
> > the archives (http://www.jiscmail.ac.uk/lists/mailscanner.html).
> >
> > Support MailScanner development - buy the book off the website!
> >
> I think you need to take all these "statistics" with a gran of salt,
> especially when they pertain to the number of messages passed and the
> system load.
>
> The load on the system would depend on a number of hardware metrics
> (CPU, hard drives, controllers), supporting software (quality of
> drivers, quality of mail related things), tasks the system does (mail
> server, web server), tuning of the hardware, software, mailscanner,
> spamassassin and all the other options.
>
> Anotherwords, two systems with identical hardware, identical software
> and identical setup could have remarkably different loads just on the
> size of messages they get. We have a over a hundred mailscanner systems
> in our farm and about the best advice I can give you (if money is not a
> big concern AND you are concerned about a low load and redundancy) is to
> get multiple boxes instead of a single very-powerful one.
>
> -Vlad Mazek
>
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> To unsubscribe, email jiscmail at jiscmail.ac.uk with the words:
> 'leave mailscanner' in the body of the email.
> Before posting, read the MAQ (http://www.mailscanner.biz/maq/) and
> the archives (http://www.jiscmail.ac.uk/lists/mailscanner.html).
>
> Support MailScanner development - buy the book off the website!
>
> --
> This message has been scanned for viruses and
> dangerous content by MailScanner and Mcafee
> Antivirus with the latest AV database available,
> and is believed to be clean.
>

--
This message has been scanned for viruses and
dangerous content by MailScanner and Mcafee
Antivirus with the latest AV database available,
and is believed to be clean.

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Before posting, read the MAQ (http://www.mailscanner.biz/maq/) and
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Support MailScanner development - buy the book off the website!