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    E-MapReduce:Restart components of a cluster

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    E-MapReduce:Restart components of a cluster

    Last Updated:May 17, 2023

    After you modify the configurations of a cluster, you must restart the components of the cluster for the modification to take effect. This topic describes how to restart the components of a cluster.

    Prerequisites

    A cluster is created on the EMR on ACK page of the new Alibaba Cloud E-MapReduce (EMR) console. For more information, see Getting started.

    Procedure

    1. Go to the Service Details tab of a cluster.
      1. Log on to the EMR on ACK console.
      2. On the EMR on ACK page, find the cluster whose components you want to restart and click Configure in the Actions column.
      3. On the page that appears, click Service Details.
    2. On the Service Details tab, find the component that you want to restart and click Restart in the Actions column.
    3. In the dialog box that appears, configure the Execution Reason parameter and click OK.
    4. In the Confirm message, click OK.