Newbie question on ip_hash
WBrown at e1b.org
WBrown at e1b.org
Wed Feb 6 17:00:05 UTC 2013
Maxim wrote on 02/06/2013 11:47:22 AM:
> The ip_hash balancing was designed to work with internet services,
> and use of /24 networks allows it to keep users from migrating
> between backend servers as they get new IP address on
> reconnect/reboot (typically from the same /24 network, at least at
> the time ip_hash was introduced) while still providing good
> distribution between backend servers. This probably isn't very
> useful nowadays, but this is how it works.
Thank you for the explanation.
> > If I am correct above, is there any way to create persistent
> > based on the full IPv4 address?
> There is a number of 3rd party modules available which do hash
> calculation based on arbitrary variables, and these may be used if
> you need a hash based on full client's IPv4 address (there is
> $remote_addr variable).
The backend I am hoping to use nginx for works fine without persistence, I
was just thinking it would help with troubleshooting by keeping all of a
user's activity on one server. That way I would have one log to check. I
will look into those modules.
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