Load balancing based on hash of the domain

Valentin V. Bartenev vbart at nginx.com
Tue Dec 15 09:58:40 UTC 2015

On Tuesday 15 December 2015 10:13:35 Bram Verdonck wrote:
> Hi all,
> I wish to use load balancing in front of a shared webhosting cluster with multiple domains.
> To make optimal use of resources, it would make sense to do load balancing based on domain instead of random or based on IP.
> I noticed that there is a hash parameter but I’m unable to use $server_name or $host as a parameter, only $request_uri and $remote_addr.
> Is there any way that I could use $server_name?
> In my opinion it makes no sense to randomize all requests for the different domains and would make sense to load balance based on a hash of the domain.

What's the problem with the "hash" directive of upstream block?
Why can't you use it?


  wbr, Valentin V. Bartenev

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