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Plugin/Proxy - update README (#1658)

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* - adding policy first in the policies description

* - fix number of policies available
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Francois Tur 2018-04-06 10:53:08 -04:00 • committed by Miek Gieben
parent e46ee9d9cc
commit 5a546f743e
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plugin/proxy/README.md
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@ -60,10 +60,12 @@ proxy FROM TO... {
## Policies
There are three load-balancing policies available:
There are four load-balancing policies available:
* `random` (default) - Randomly select a backend
* `least_conn` - Select the backend with the fewest active connections
* `round_robin` - Select the backend in round-robin fashion
* `first` - Select the first available backend looking by order of declaration from left to right
All polices implement randomly spraying packets to backend hosts when *no healthy* hosts are
available. This is to preeempt the case where the healthchecking (as a mechanism) fails.