All Products
Search
Document Center

E-MapReduce:View cluster information

Last Updated:Jul 17, 2026

You can view an overview of EMR on ACK clusters in your account, including cluster status, resource usage, and configuration details.

Prerequisites

An EMR on ACK cluster is created. For more information, see Quick start.

Cluster list

  1. Log on to the EMR on ACK console.

  2. On the EMR on ACK page, a list of your clusters is displayed.

    Parameter

    Description

    Cluster ID/Name

    The ID and name of the cluster.

    Cluster Type

    The type of the cluster.

    Status

    The cluster status:

    • Initializing: The cluster is being created.

    • Running: The cluster is operating normally.

    • Releasing: The cluster is being released. This status appears after you click Release.

    • Initialization Failed: The cluster failed to initialize. Basic configuration information such as the cluster name and ID is retained, but the cluster is unavailable.

      Note

      The configuration information remains in the list for seven days.

    • Release Failed: The cluster failed to release.

    • Released: The cluster has been released. Only cluster configuration information is retained; job information is not.

    • Abnormal: The cluster is in an abnormal state.

    Cluster Resource Usage

    The CPU and memory usage.

    Note

    To view resource consumption of individual components, go to the Container Service for Kubernetes (ACK) console and check the resource usage of the corresponding pods.

    ACK cluster

    The underlying ACK cluster name.

    Namespace

    The namespace in the ACK cluster.

    Created At

    The time when the cluster was created.

    Actions

    Available actions for the cluster:

Cluster details

  1. Log on to the EMR on ACK console.

  2. On the EMR on ACK page, click the cluster name.

  3. The Cluster Details page shows the following information.

    Parameter

    Description

    Cluster Name

    The name of the cluster.

    Cluster ID

    The ID of the cluster.

    ACK Cluster / Number of Dedicated Nodes

    The underlying ACK cluster name and the number of dedicated nodes.

    Namespace

    The namespace in the ACK cluster.

    OSS bucket

    The associated Object Storage Service (OSS) bucket.

    Cluster Type

    The type of the cluster.

    Product Version

    The version of the product.

    VPC

    The VPC of the underlying ACK cluster.

    Created At

    The time when the cluster was created.

    Cluster Resource Usage

    The CPU and memory usage of the cluster.

    Maximum Resource Usage

    The ResourceQuota setting for the cluster namespace in ACK.

    Associated ShuffleService

    Whether a ShuffleService is associated. Disabled by default.

    To associate a ShuffleService, click Associate Now.

    Data Lake Formation (DLF)

    Whether Data Lake Formation (DLF) is enabled. Disabled by default.

    To enable DLF, click Enable.