[Docs] Add multi-cluster support faq (#692)

* add multi-cluster support faq

* add some format
diff --git a/docs/en-us/release/faq.md b/docs/en-us/release/faq.md
index 315eb1f..b45b4c8 100644
--- a/docs/en-us/release/faq.md
+++ b/docs/en-us/release/faq.md
@@ -607,4 +607,15 @@
 
 ---
 
+## Q:Deploy for multiple YARN clusters
+A:By deploying different worker in different yarn clusters,the steps are as follows(eg: AWS EMR):
+   
+   1. Deploying the worker server on the master node of the EMR cluster
+   
+   2. Changing `yarn.application.status.address` to current emr's yarn url in the `conf/common.properties`
+   
+   3. Execute command `bin/dolphinscheduler-daemon.sh start worker-server` and `bin/dolphinscheduler-daemon.sh start logger-server` to start worker-server and logger-server
+
+---
+
 ## We will collect more FAQ later
diff --git a/docs/zh-cn/release/faq.md b/docs/zh-cn/release/faq.md
index b57b3b7..029b84e 100644
--- a/docs/zh-cn/release/faq.md
+++ b/docs/zh-cn/release/faq.md
@@ -587,4 +587,15 @@
 
 ---
 
+## Q:Yarn多集群支持
+A:将Worker节点分别部署至多个Yarn集群,步骤如下(例如AWS EMR):
+   
+   1. 将 Worker 节点部署至 EMR 集群的 Master 节点
+   
+   2. 将 `conf/common.properties` 中的 `yarn.application.status.address` 修改为当前集群的 Yarn 的信息
+   
+   3. 通过 `bin/dolphinscheduler-daemon.sh start worker-server` 和 `bin/dolphinscheduler-daemon.sh start logger-server` 分别启动 worker-server 和 logger-server
+
+---
+
 我们会持续收集更多的 FAQ。