OK I have the source of the problem now I just need an elegant way to
fix it and most cost ( Network TCP ) effective way to fix it
The Windows Domain is responsible for X.internal.example.com and I am
presently forwarding X.internal.example.com to their nameservers DC,
resulting in TCP queries.
On Oct 28, 2013, at 8:08 PM, brett smith brett.s9...@gmail.com wrote:
OK I have the source of the problem now I just need an elegant way to
fix it and most cost ( Network TCP ) effective way to fix it
The Windows Domain is responsible for X.internal.example.com and I am
presently
Hi—
On Oct 28, 2013, at 9:05 PM, Alan Clegg a...@clegg.com wrote:
Slave X.internal.example.com
+1; it’s also worth looking into why there is such a high volume
of DNS queries. Is it simply a big network with a lot of chatty
clients? Or is TTL turned down so low that client side caching
is not
Hi,
Kevin Darcy k...@chrysler.com writes:
Are these queries mostly for names in an Active Directory domain? The
default for Active Directory is for *every* Domain Controller to
register NS records at the apex of the AD domain. Pretty soon, for any
reasonably-sized AD infrastructure, all of
On Oct 21, 2013, at 9:47 AM, wbr...@e1b.org wrote:
From: Alan Clegg a...@clegg.com
Fix your windows clients.
You can't fix stupid.
I have lots of windows clients and they don't exhibit this feature. There's
something wrong on the windows clients and it's not the norm.
To be honest,
-Original Message-
From: Alan Clegg a...@clegg.com
Date: Tuesday, October 22, 2013 7:44 AM
To: bind-users@lists.isc.org bind-users@lists.isc.org
Subject: Re: Performance Tuning RHEL 5 and Bind
On Oct 21, 2013, at 9:47 AM, wbr...@e1b.org wrote:
From: Alan Clegg a...@clegg.com
Fix
Are these queries mostly for names in an Active Directory domain? The
default for Active Directory is for *every* Domain Controller to
register NS records at the apex of the AD domain. Pretty soon, for any
reasonably-sized AD infrastructure, all of those NSes cause *all*
queries for *any* name
October 2013 12:35 PM
To: sth...@nethelp.no
Cc: bind-users@lists.isc.org
Subject: Re: Performance Tuning RHEL 5 and Bind
When all the Windows PC's are switched to our resolver, bind stops
responding.
rndc querylog shows queries coming thru, I changed tcp-clients from
1000 to 1 but DNS seems
On Oct 22, 2013, at 8:29 PM, brett smith brett.s9...@gmail.com wrote:
Yes tuning off IPTABLES conn-tracking makes a huge difference. I also
followed:
https://access.redhat.com/site/solutions/304713
https://access.redhat.com/site/solutions/168483
I still see some SYN_SENT from Windows
From: Alan Clegg a...@clegg.com
Fix your windows clients.
You can't fix stupid.
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-
From: bind-users-bounces+jlightner=water@lists.isc.org
[mailto:bind-users-bounces+jlightner=water@lists.isc.org] On Behalf Of
wbr...@e1b.org
Sent: Monday, October 21, 2013 9:47 AM
To: bind-users@lists.isc.org
Subject: Re: Performance Tuning RHEL 5 and Bind
From: Alan Clegg
On 20 October 2013 02:34, brett smith brett.s9...@gmail.com wrote:
When all the Windows PC's are switched to our resolver, bind stops responding.
rndc querylog shows queries coming thru, I changed tcp-clients from
1000 to 1 but DNS seems lagging, so we switched back to the
original
On Oct 19, 2013, at 9:34 PM, brett smith brett.s9...@gmail.com wrote:
When all the Windows PC's are switched to our resolver, bind stops responding.
What does stops responding mean? Any logs?
rndc querylog shows queries coming thru, I changed tcp-clients from
1000 to 1 but DNS seems
Subject: Re: Performance Tuning RHEL 5 and Bind
When all the Windows PC's are switched to our resolver, bind stops
responding.
rndc querylog shows queries coming thru, I changed tcp-clients from
1000 to 1 but DNS seems lagging, so we switched back to the
original Windows Domain resolver
I need to build a pair DNS cache servers to support 5000+ clients (
PC's and Servers ). I have been looking for some guides on tuning
BIND and the OS for Enterprise performance rather than the defaults.
The version of bind is bind-9.8.2.
5000 clients is such a low number that I don't think
I need to build a pair DNS cache servers to support 5000+ clients (
PC's and Servers ). I have been looking for some guides on tuning
BIND and the OS for Enterprise performance rather than the defaults.
The version of bind is bind-9.8.2.
Thank You,
Brett
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