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    E-MapReduce:Roll back configuration

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    E-MapReduce:Roll back configuration

    Last Updated:Jun 21, 2026

    E-MapReduce lets you roll back changes to service configurations, such as adding, modifying, or deleting configuration items.

    Prerequisites

    You have modified a service configuration.

    Procedure

    1. Go to the Services page of your cluster.

      1. Log on to the EMR console.

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

      3. On the EMR on ECS page, find the target cluster and click Services in the Actions column.

    2. For the target service, click Configure.

    3. On the Configure tab, click Configuration Modification History.

    4. In the Configuration Modification History dialog box, find the desired configuration version and click Roll Back in the Actions column.

    5. In the Roll Back dialog box, click OK.