IP Hashes are recomputed if a backend server dies...
On Mar 23, 1:25 pm, Arie Fishler <[email protected]> wrote:
> yea...but by IP to where? It needs to make sure that it sends a request to a
> valid server.
>
> If IP x goes to server 1 but server 1 is now dead...how often is the app
> server list updated to reflect that server 1 does not exist. I guess it is
> supposed to be dns stuff that removes it from the app servers list?
>
> By the way...if this is the way it is handled then the only way nginx will
> have a server removed from the load balancing is by dns? if there is an
> application that gets stuck (server remains up) it will keep redirecting
> requests to it? no way to define some health check?
>
> 2009/3/23 Alex Kovalyov <[email protected]>
>
>
>
>
>
> > Disregard previous reply.
> > no cookies.
> > It sticks you by IP addy.
>
> > On 23 мар, 13:05, Alex Kovalyov <[email protected]> wrote:
> > > Per FAQ (scalr.net/faq.php), LB(nginx) uses cookies to stick client to
> > > a particular app instance.
>
> > > Check logs.
>
> > > On 22 мар, 05:35, Nathan Palmer <[email protected]> wrote:
>
> > > > It seems like we have a problem where users of my site are getting
> > > > stuck sending their traffic to a server that is possibly not in use
> > > > anymore. They get the SCALR error page, but if they clear their cache/
> > > > cookies and try again it goes just fine.
>
> > > > Is it storing something in a cookie that keeps them going to the
> > > > server that doesn't exist?
>
> > > > Nathan- Hide quoted text -
>
> - Show quoted text -
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