On 31/10/14 03:54, Reindl Harald wrote: > > > Am 31.10.2014 um 10:44 schrieb Matt .: >> Yes we did, but as in performance and security I want to inform myself >> as good as I can. >> >> There are spamfilters in front, and also outgoing spamfilters are >> there. The only question is... is it a performance issue too to have >> Postfix locally ? Most services are seperated here per box. > > no - LMTP is more or less the same as SMTP > > so if you handle your incoming load with SMTP over WAN you handle also > the LMTP load inside the LAN and you should *in general* limit the > LMTP deliveries to only one at the same time in case of dbmail-lmtpd > You can have multiple dbmail-lmtp processes listening to a different IP address each and balance lmtp deliveries with DNS round robin.
Since LMTP is intended for local network traffic you could spawn multiple (cloned) vservers with their own local IP address and running one dbmail-lmtpd instance each. You might run as many dbmail-lmtpd processes as CPU cores are available in your database server provided your RDBMS is well tuned for the load. >
_______________________________________________ DBmail mailing list DBmail@dbmail.org http://mailman.fastxs.nl/cgi-bin/mailman/listinfo/dbmail
