Switch between upstream server

[Martin Grigorov]

Hi,

On Thu, May 28, 2020 at 3:22 PM Praveen Kumar K S <praveenssit at gmail.com>
wrote:

> Hello,
>
> Is it possible to have multiple upstream servers defined in nginx
> configuration. But still the request should be sent to only one upstream
> server.
> Lets say, I have two upstream servers A and B. Nginx should proxy request
> to A by default.
> But when A is not available, it should send request to B.
> When A come back, it should send requests to A.
>

I think you can achieve this by using a very high value of 'weight' -
https://nginx.org/en/docs/http/ngx_http_upstream_module.html#upstream


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