Re: Can we build a proper email cluster? (was: Re: Why is debian.org email so unreliable?)
On Thu, 14 Oct 2004, martin f krafft wrote:
> also sprach Henrique de Moraes Holschuh <hmh@debian.org> [2004.10.14.1525 +0200]:
> > Or we can do it in two, with capacity to spare AND no downtime.
>
> I would definitely vote for two systems, but for high-availability,
Two MX records should be enough to do that, no need for more complicated
setups using heardbeats and so on.
> not load-sharing. Unless we use a NAS or similar in the backend with
The idea is redundancy, not load-sharing. But they will load-share if you
add two MX records.
And remember, these are strictly MTAs, they never deliver anything locally,
there is no MDA involved at all. It is E?SMTP-in, ESMTP-out.
The MDAs can continue in master.d.o or any other Debian machine.
--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
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