RETRY: CPU Question

Carroll, Jim P [Contractor] jcarro10 at sprintspectrum.com
Tue Apr 8 16:56:33 CEST 2003


Ah well, it was worth a shot.

No, I was thinking more in terms of your webserver trying to do a reverse
lookup for every hit it receives, unless this is something you've disabled.

jc


> -----Original Message-----
> From: Fred Albrecht [mailto:Fred.Albrecht at za.tiscali.com]
> Sent: Tuesday, April 08, 2003 12:52 AM
> To: Carroll, Jim P [Contractor]; nagios-users at lists.sourceforge.net
> Subject: RE: [Nagios-users] RETRY: CPU Question
> 
> 
> Hi Jim
> 
> I had (oops) one nameserver configured in my 
> /etc/resolv.conf.  And it is a valid address.  I have updated 
> it to contain more nameservers now, placing others before the 
> one I had.  The response is still the same.  
> 
> BTW, why do you say that DNS might be the problem? In my 
> configs I specify ip's for my host addresses, not fully 
> qualified domain names.  Do the cgi's try to resolve those ip's?
> 
> :\
> fred
> 
> > -----Original Message-----
> > From: Carroll, Jim P [Contractor] 
[mailto:jcarro10 at sprintspectrum.com]
> Sent: 07 April 2003 06:59 PM
> To: Fred Albrecht; nagios-users at lists.sourceforge.net
> Subject: RE: [Nagios-users] RETRY: CPU Question
> 
> 
> Wild speculation on my part, but the problem you describe 
> could be related
> to DNS resolution.  Or in your case, lack thereof.
> 
> You might want to check your /etc/resolv.conf and make sure 
> that the first
> nameserver directive points to a valid IP address, ie, one where a DNS
> server is able to respond to your queries and reply in a 
> timely manner.
> 
> My guess is that you have multiple nameservers, and the first 
> one isn't
> responding but the second one listed is.
> 
> Give that a try and let us know.
> 
> jc
> 


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