Linked to UCP and DTR LB requirements

Cross linked with UCP LB document since that document covers configuring load balancers for both UCP and DTR.
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Nathan Jones 2018-07-26 11:35:31 -04:00 committed by GitHub
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@ -30,6 +30,8 @@ replicas.
DTR does not provide a load balancing service. You can use an on-premises DTR does not provide a load balancing service. You can use an on-premises
or cloud-based load balancer to balance requests across multiple DTR replicas. or cloud-based load balancer to balance requests across multiple DTR replicas.
> **Note:** If you also use UCP there are [additional requirements](https://docs.docker.com/ee/ucp/admin/configure/join-nodes/use-a-load-balancer/#load-balancing-ucp-and-dtr) if you plan to load balance both UCP and DTR using the same load balancer.
You can use the unauthenticated `/_ping` endpoint on each DTR replica, You can use the unauthenticated `/_ping` endpoint on each DTR replica,
to check if the replica is healthy and if it should remain in the load balancing to check if the replica is healthy and if it should remain in the load balancing
pool or not. pool or not.