Add more.

2019-08-19 16:40:26 +08:00 · 2019-08-19 16:40:26 +08:00 · a06d221e62
parent 8024beaf88
commit a06d221e62
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--- a/docs/en/setup/backend/backend-cluster.md
+++ b/docs/en/setup/backend/backend-cluster.md
@ -10,6 +10,7 @@ with each other.
 by using k8s native APIs to manage cluster.
 - [Consul](#consul). Use Consul as backend cluster management implementor, to coordinate backend instances.
 - [Nacos](#nacos). Use Nacos to coordinate backend instances.
+- [Etcd](#etcd). Use Etcd to coordinate backend instances.

 ## Zookeeper coordinator
 Zookeeper is a very common and wide used cluster coordinator. Set the **cluster** module's implementor