You can use any kind of load balancer, hardware or software based,
including free ones like HAProxy to accomplish this task that is
rightly not NginX's

On 7/22/09, Igor Sysoev <is@rambler-co.ru> wrote:
> On Tue, Jul 21, 2009 at 11:55:27AM -0400, vburshteyn wrote:
>
>> Hi, folks, i am back with more info requests.
>>
>> Does anybody have NGINX in fail over mode? in case if one server fails
>> then the other one will take over. I know there are tons of tools to
>> monitor for hardware failure, but i was just curious if anybody has
>> something to monitor software level.
>
> nginx supports fail over for upstreams, but if you mean fail over between
> two or more peer nginxes, then it is not supported. This is actually not
> nginx's task at all.
>
>
> --
> Igor Sysoev
> http://sysoev.ru/en/
>
>