Master/slave configuration

michoski michoski at
Wed Mar 7 18:21:35 UTC 2012

On 3/7/12 9:15 AM, "Barry Margolin" <barmar at> wrote:
> In article <mailman.166.1331112226.63724.bind-users at>,
>  romgo at wrote:
>> I use bind on my network as DNS Server. Running bind
>> 1:9.6.ESV.R4+dfsg-0+lenny4
>> on Debian Lenny.
>> The setup is quite usual : one master server with one slave server.
>> The slave sync the zone from the master.
>> I discover that when the master is down I have some trouble to access to
>> internet and to local domain which are managed by the master server.
>> Symptoms are : slow browsing and some website can't be reached, seems to be a
>> timeout issue. (the server didn't answer in time).
> Is your /etc/resolv.conf pointing to both servers?
> Things will be slow, since the resolver has to wait for a timeout before
> failing over to the backup server.

Yes, this is a common failure mode.  Beside making sure you list multiple
servers, you might want to try adjusting options in resolv.conf(5).

Time is the coin of your life. It is the only coin you have, and only you
can determine how it will be spent. Be careful lest you let other people
spend it for you.  -- Carl Sandburg

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