weight and balancing in upstream proxy
reallfqq-nginx at yahoo.fr
Fri Apr 14 07:13:47 UTC 2017
Please, enlighten us then.
On Thu, Apr 13, 2017 at 4:34 PM, Maxim Dounin <mdounin at mdounin.ru> wrote:
> On Thu, Apr 13, 2017 at 10:09:16AM +0200, B.R. via nginx wrote:
> > That is an interesting questions as intuitively, people could think the
> > former behavior applies.
> > If I got the source code
> > <https://trac.nginx.org/nginx/browser/nginx/src/http/ngx_
> > right, and as the docs
> > <https://nginx.org/en/docs/http/ngx_http_upstream_module.html#upstream>
> > state, nginx is following a weighted round-robin
> > <https://en.wikipedia.org/wiki/Weighted_round_robin> algorithm.
> > It thus means it will go over the same list of servers everytime a peer
> > needs to be chosen (ie for every request), and pick the first not having
> > depleted its weight allocation.
> > To me, it would use the latter of your proposals.
> > Please correct me if I am wrong, so incorrect information does not
> > propagate too much. :o)
> The Wikipedia link in question doesn't seem to be related to what
> nginx does.
> Maxim Dounin
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