bind round robin

Dominic Marks dom at
Tue Sep 19 01:50:16 PDT 2006

Oliver Brandmueller wrote:
> Hi.
> On Tue, Sep 19, 2006 at 02:00:23PM +0800, pinoyskull wrote:
>> One of my client's domain has multiple IPs for redundancy, i configured 
>> his www as such
>> www        IN A
>> www        IN A
>> Is there a way to prioritize over How do i 
>> configure it?
> DNS round robin is not about redundancy, the only thing you could have
> that way is a kind of load balancing (not the most sophisticated way,
> though). Whenever one of the servers fails, around half of the requests
> still goes there and then times out/gets conn refused or whatever the
> problem is. Prioritizing is not easily possible. Probably it helps if
> you add one of the IPs more often to the set, but I never tried that and
> did not read the docs on this topic, so before breaking your zone first
> read the specs, if this works!
> For serious redundancy with failover and/or load balancing with a good 
> leveling you should consider getting a load balancer (be it hardware or 
> software), better two so you don't have the single point of failure 
> there :-)

A good software load balancer which supports weighting is pen. In ports.



> - Oliver

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