Off Topic: Caching Bind Server Freezing
campbell at cnpapers.com
Wed Jan 27 19:37:53 GMT 2010
Gottschalk, David wrote:
> Yeah, I was planning on upgrading to a new version of BIND, as I suspect that this might be a bug. I just wanted to see if others had experienced this issue at all.
> I'm running RHEL 5. Nothing in the logs to note, I don't think named is short on memory. The servers each have 8GB of ram.
> David Gottschalk
> UTS Email team
> david.gottschalk at emory.edu
> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Jeff A. Earickson
> Sent: Wednesday, January 27, 2010 2:09 PM
> To: MailScanner discussion
> Subject: Re: Off Topic: Caching Bind Server Freezing
> On Wed, 27 Jan 2010, Gottschalk, David wrote:
>> Date: Wed, 27 Jan 2010 12:41:55 -0500
>> From: "Gottschalk, David" <dgottsc at emory.edu>
>> Reply-To: MailScanner discussion <mailscanner at lists.mailscanner.info>
>> To: MailScanner discussion <mailscanner at lists.mailscanner.info>
>> Subject: Off Topic: Caching Bind Server Freezing
>> Does anyone here use Bind to cache DNS lookups on their MailScanner boxes?
>> I have a bind caching server running on each of my MailScanner machines, and occasionally named will completely freeze up. I'm not sure why this is occurring. I thought it might have had to do with SpamHaus lookups hanging (they blocked our lookups), so I disabled them in my mailscanner.cf; however, that has not resolved the issue.
>> I'm running version 9.2.4.
>> Any ideas would be greatly appreciated.
> Upgrade to a newer version of bind? I'm running DNS caching with bind
> 9.6.1-P3 on Solaris 10, never had any issues. What OS are you on?
> Any named related syslog msgs of note? Is named short on memory?
> Jeff Earickson
> Colby College
I think you can issue "rndc querylog" and it should log all to your
messages files. Make sure you turn it off by re-issuing it.
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