Standard query response, Server failure?

[Mark Andrews]

> Adam Tkac wrote:
> > On Mon, Feb 11, 2008 at 09:20:54AM -0500, Jiann-Ming Su wrote:
> >   
> >> Running 9.2.2 on several old RedHat 7.3 systems.  Some users were
> >> noticing slow responses from one particular nameserver.  When I trace
> >> the traffic, I see "Server failure" in response to a "query A."  What
> >> level of debugging can I run to collect more info?  And, what would
> >> cause such an error?  The other nameservers don't see to have this
> >> same problem.  Thanks for any tips.
> >>
> >>     
> >
> > This is pretty ancient version of RH and also of bind. I recommend you
> > update to supported OS or update bind to some current release. This
> > problem should be solved.
> >   
> Really?
> 
> How many different possible causes are there for any given SERVFAIL 
> response?

	SERVFAIL is the catch-all error.

> And how many of those causes are related to BIND and/or OS version?

	Some.

	BIND 9.2.2 is way past its "use by date".  Upgrading will
	remove a number of potential SERVFAIL causes.

> (Note to original poster: you need to provide more information about 
> your configuration, your architecture, etc. if you expect anything more 
> than Help Desk-type canned responses).
> 
> - Kevin
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org