I guess I'm thinking in terms of apache spare servers and wondering if there's something similar in exim? Maybe there isn't.
On 4/22/2010 3:52 PM, Heiko Schlittermann wrote: > Marc Perkel<[email protected]> (Fr 23 Apr 2010 00:30:52 CEST): > >> I'm sure it's in the docs somewhere but I can't find it. What is the >> setting to allocate extra exim processes to listed for incoming >> connections. I'm looking to allocate spare processes to increase >> performance. >> > I'd say, you can't do it with a single instance. Exim is not preforking, > it's unix „old school“ behaviour - just fork on accept(2) of a new > connection and die if the connection is done. (Actually before the > receiving process dies, it starts a process responsible for the first > delivery attempt.) > > And - which kind of performance you need? Fast rejections of unwanted > incoming connections (based on DNS lookups)? Short „pass through“ times > for accepted messages? Minimum delay on connection establishment? > > SMTP is no service for interactive use, thus some delay (during the > fork()) should not matter. Pre-forked or spare processes just do some > cpu cycles in advance. > > Viele Grüße aus Dresden > Heiko Schlittermann > -- Marc Perkel - Sales/Support [email protected] http://www.junkemailfilter.com Junk Email Filter dot com 415-992-3400 -- ## List details at http://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
