[CentOS] Another server hosed

Tue Mar 28 21:32:59 UTC 2006
Craig White <craigwhite at azapple.com>

On Tue, 2006-03-28 at 15:07 -0600, Les Mikesell wrote:
> On Tue, 2006-03-28 at 13:20, centos at 911networks.com wrote:
> > Benjamin Smith wrote:
> > > I'd really like to know what this turned out to be...
> > 
> > It was sendmail that would hang during the boot. At that point 
> > the startup would wait, wait and wait...  I do not need sendmail, 
> > so I disabled it from the startup.
> 
> That means it's really DNS that's broken - and/or you don't
> have an entry for localhost in /etc/hosts.  Sendmail likes
> to be able to resolve names for all of your interfaces so
> it knows what mail it should accept and it will try pretty
> hard before giving up.  My guess is that you had the
> caching-nameserver package installed but had local changes
> to named.conf that where needed to make DNS work.  An update
> to caching-nameserver wipes out local changes.
----
I've seen a lot of people completely ignore the stop sign - the top 2
lines of /etc/hosts and hack it away completely and that causes all
sorts of issues.

My money is on careless edit of /etc/hosts  ;-)

Craig