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From Yehuda Katz <>
Subject Re: [users@httpd] How to configure two frontend Apache mod_proxy failover cluster with single backend webserver
Date Tue, 31 Jul 2018 13:59:59 GMT
Hi Kamal,
You could look into keepalived.

This article is a decent (although old) guide:
(You can ignore all the parts about HAProxy)

- Y

On Tue, Jul 31, 2018 at 8:22 AM kamaljeet singh
<> wrote:

> Hi,
> I want to configure two Apache mod_proxy servers in failover cluster with
> a single backend web server.
> Presently I have a single webserver (since it does not handle heavy
> workloads) for which I plan to configure mod_proxy server. Since we will be
> relying heavily on the proxy server to handle our web server requests so we
> do not want to take any chance of proxy server going down. Considering
> this, we wish to configure two mod_proxy servers working in tandem so that
> if one proxy server is unavailable due to some reason the other proxy
> server is able to handle all web server requests. Is that possible to do?
> If yes, how?
> I looked around the web to search for mod_proxy cluster/failover
> configuration bout couldn't find any clue. The only information I could
> find was failover configuration for backend web servers but this is not
> which I want since I have a single backend web server. Instead I need to
> have two frontend proxy servers working simultaneously in a failover
> cluster mode.
> Any help on this is highly appreciated.
> Regards,
> Kamal

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