Off Topic: Caching Bind Server Freezing

Gottschalk, David dgottsc at
Wed Jan 27 19:17:38 GMT 2010

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

-----Original Message-----
From: mailscanner-bounces at [mailto:mailscanner-bounces at] 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>
> Reply-To: MailScanner discussion <mailscanner at>
> To: MailScanner discussion <mailscanner at>
> 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; 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
MailScanner mailing list
mailscanner at

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