Enterprise scalability

Julian Field mailscanner at ecs.soton.ac.uk
Thu Feb 26 15:27:01 GMT 2004

At 18:00 25/02/2004, you wrote:
>I'm looking to evaluate a scalable scanning solution - the tune of 100's
>of thousands of users - and I wonder if anyone here can share their
>successes (and nightmares) with regard to MailScanner and its auxiliary
>tools (SA is another worry).   I'm looking into Qmail at first, as we've
>a need for virtual mailboxes (5 per user), etc.
>I'm concerned about how perl might behave in this type of environment.

I would advise against Qmail and Postfix. They both only have 1 file per
message, which results in far more I/O being done than for systems with 2
files per message (such as sendmail and Exim). Can Exim not do what you
want? It's very easy to drive and very flexible, and fast.
Julian Field
MailScanner thanks transtec Computers for their support

PGP footprint: EE81 D763 3DB0 0BFD E1DC 7222 11F6 5947 1415 B654

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