forwarded comment from comp.mail.sendmail on zmailer vs sendmail

[Mark Moraes <moraes@deshaw.com>]

Egad! In your copious free time, Matti, care to put zmailer through gprof ;-)

	Mark, not a postmaster anymore...

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> Subject: Kudos to Eric, Sendmail beats Zmailer in performance.
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> My hat is off to Eric Allman.  Recently we switched our mail hub machine 
> from Zmailer to Sendmail 8.6.9.  With Zmailer the machine was running at 
> capacity, in constant I/O wait, and couldn't process the mail as fast as it 
> came in.  The best Zmailer could do was around 4,500 messages an hour.  With 
> Sendmail 8.6.9 the machine is only running at around 1/3  to 1/2 capacity 
> processing 6,000 messages an hour.  The machine in question is a Sun Sparc 
> 10 model 51 running SunOS 4.1.3.  The difference is incredible!!!!
> Jim

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