Help Center > > User Guide> Managing an Existing Cluster> Tenant Management> Configuring a Queue

Configuring a Queue

Updated at: Mar 25, 2021 GMT+08:00


You can modify the queue configuration of a specified tenant on MRS based on service requirements.


  • A tenant associated with Yarn and allocated dynamic resources has been added.
  • You have synchronized IAM users (on the Dashboard tab page, click Click to synchronize on the right side of IAM User Sync to synchronize IAM users).
    Figure 1 Synchronizing IAM users


  1. On the MRS details page, click Tenants.

    Figure 2 Tenants

    For MRS 1.8.10 or earlier, see Configuring a Queue. For MRS 3.0.2 or later, see Overview.

  2. Click the Queue Configuration tab.
  3. In the tenant queue table, click Modify in the Operation column of the specified tenant queue.

    In the tenant list on the left of the Tenants tab page, click the target tenant. In the window that is displayed, choose Resources. On the page that is displayed, click to open the queue modification page.

    Table 1 Queue configuration parameters



    Maximum Applications

    Specifies the maximum number of applications. The value ranges from 1 to 2147483647.

    Maximum AM Resource Percent

    Specifies the maximum percentage of resources that can be used to run the ApplicationMaster in a cluster. The value ranges from 0 to 1.

    Minimum User Limit Percent (%)

    Specifies the minimum percentage of resources consumed by a user. The value ranges from 0 to 100.

    User Limit Factor

    Specifies the limit factor of the maximum user resource usage. The maximum user resource usage percentage can be obtained by multiplying the limit factor with the percentage of the tenant's actual resource usage in the cluster. The minimum value is 0.


    Specifies the current status of a resource plan. The values are Running and Stopped.

    Default Resource Pool (Default Node Label Expression)

    Specifies the resource pool used by a queue. The default value is Default. If you want to change the resource pool, configure the queue capacity first. For details, see Configuring the Queue Capacity Policy of a Resource Pool.

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