[Setup] HAProxy configuration with 1-thread instances

Juan A. Diaz nueces at ravvit.net
Sat Feb 2 17:59:23 UTC 2013

2013/2/2 Héctor Velarde <hector.velarde at gmail.com>:
> we have been experimenting with 1-thread instances on one of our production
> deployments with really good results on increased performance and lower
> resource consumption.
> we want to install HAProxy as the load-balancer (currently we are using this
> feature directly from Varnish) in order to be able to get better monitoring,
> but we have been having issues with it as HAProxy assumes that all instances
> are busy at some point and starts responding with 504 errors.
> does anybody here has some experience with this kind of configuration?
> best regards
> --
> Héctor Velarde

Check the "maxconn" value for the servers in the backend definition.
In the pass we have some similar troubles with a small value in a
2-thread instances schema.



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