E-MapReduce:View cluster list and details

View cluster list

1. Log on to the E-MapReduce console.

2. In the top navigation bar, select a region and a resource group.

3. On the EMR on ECS page, the cluster list displays basic information and available operations for each cluster.

   Parameter	Description
   Cluster ID/name	The ID and name of the cluster.
   Cluster Type	The type of the cluster.
   Status	The current status of the cluster.
   Monitoring Info	Click the icon to open the Monitoring page. If the cluster has pending events, their count is displayed next to the icon.
   Created At/Running Duration	Created At: The time when the cluster was created. Duration: The duration the cluster has been running. The timer stops after the cluster is released.
   Billing Method	The billing method of the cluster.
   Cluster Tag	The tags attached to the cluster. You can edit the tags. For more information, see Manage and use tags.
   Actions	Available operations for the cluster: Services: Opens the Cluster Services page, where you can view and manage services. Nodes: Opens the Node Management page, where you can view node group information and perform operations such as scaling out the cluster and expanding disks. Switch to Subscription: In the Actions column of the target cluster, select > Switch to Subscription. This operation is available only for pay-as-you-go clusters. For more information, see Switch from pay-as-you-go to subscription. Renew and Auto-renewal: In the Actions column of the target cluster, select > Renew or Auto-renewal. These operations are available only for subscription clusters. For more information, see Renewal policy. Export Service Configuration: Export the configurations of an EMR service for backup, migration, and recovery. For more information, see Export and import service configurations. Clone: Select > Clone in the Actions column of the target cluster. For more information, see Clone a cluster. Release: Select > Release in the Actions column of the target cluster. This operation is available only for pay-as-you-go clusters. For more information, see Release a cluster.

View cluster details

1. On the EMR on ECS page, click the name of the target cluster.

2. The Basic Information page opens.

   The Basic Information page is organized into four sections: Cluster Information, Software Information, Network and Hardware, and Security.

   Note

   The information on this page varies depending on the parameters selected during cluster creation. The parameters shown in the console are authoritative.

   Section	Description
   Cluster Information	Basic cluster information, including the cluster name, cluster ID, creation time, high availability status, and billing method.
   Software Information	Cluster version, cluster type, installed software, and Hive metadata type.
   Network Hardware	Availability zone, virtual private cloud (VPC), and hardware configurations.
   Security	Key pair, ECS instance role, cluster security group, and cluster service role.

Related topics

For additional details, see Query a cluster.