Q's about switching from sendmail to postfix

[webid at cfl.rr.com (Scot L. Harris)]

On Sat, 2006-03-11 at 19:16 -0600, Les Mikesell wrote:
> On Sat, 2006-03-04 at 23:04, Joe Klemmer wrote:
> > 	Running CentOS 4.2 with all updates.  I've been using sendmail for my
> > MTA since forever.  I've grown used to it and I can make it do what I
> > want it to.  However (there's always a catch, isn't there)...
> > 
> > 	Lately it seems that some mail is being lost.  I've noticed some
> > instances when a message was sent to myself and others which I will only
> > see if someone replies back to everyone. 
> 
> Some people have reasons for disliking sendmail, but I've never
> heard 'losing mail' as one of them.
> 

Based on the OPs first message it sounds more like his procmail rules
are causing the problem.  It is doubtful that sendmail would be the
source of the problem.