This topic describes how to use ZooKeeper in E-MapReduce (EMR).

Prerequisites

An EMR Hadoop cluster is created, and ZooKeeper is selected from the optional services during the cluster creation. For more information about how to create a cluster, see Create a cluster.

View the component information of ZooKeeper

  1. You have logged on to the Alibaba Cloud EMR console by using your Alibaba Cloud account.
  2. In the top navigation bar, select the region where your cluster resides and select a resource group based on your business requirements.
  3. Click the Cluster Management tab.
  4. On the Cluster Management page, find your cluster and click Details in the Actions column.
  5. In the left-side navigation pane, choose Cluster Service > ZooKeeper.
  6. Click the Component Deployment tab.
    You can view the component information of ZooKeeper.