Re: Qmail/Postfix/Sendmail for fastest outgoing mail

[Adriano Nagelschmidt Rodrigues <anr@estadao.com.br>]

Jason Lim writes:
> > recently there was a patch floating on the qmail list that patches
> > the way qmail-send runs. The result is having two processes instead,
> > and one performance bottleneck within qmail-send removed. I don't
> > recall the details, but the purported increase in performance
> > should be at least a factor of 4-5 if I understood that well.
> > You probably need other patches, too, to get
> > concurrencyremote > 254.
> 
> I've heard of and installed the ">254 concurrencyremote" patch... to allow
> about 400 concurrent remote connections, BUT I haven't heard of this other
> patch you mention... sounds like it might increase speed considerably...
> got any more info on it?

The patch can be found at www.nrg4u.com. From the doc:

  The exttodo patch addresses a problem known as the silly qmail (queue)
  problem. This problem is found only on system with high injection rates.


Regards,

--
Adriano