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Re: Webserver Redundacy

On Tue, Feb 27, 2007 at 05:21:21PM -0500, Jim Popovitch wrote:
> On Wed, 2007-02-28 at 08:04 +1000, Julian De Marchi wrote:
> > Hi All,
> > 
> > Again, not sure of the term to search for on Google, so here is my question.
> > 
> > My main website is www.jdcomputers.com.au with an ip of If
> > for some reason this goes down I would like the domain name to point to my
> > "hot spare" web server ( How would I accomplish this?
> DNS is the easiest way (publish both IPs in DNS).  Otherwise you need a
> front-end loadbalancer (which itself is subject to falling over).
Except that by default DNS will use a round-robin approach for multiple
A records.  So, 50% of the requests will go one server and the other 50%
to the other server.  Is that what you want?  If not, you probably want
something like fake and/or heartbeat.



Roberto C. Sanchez

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