Configuring a Queue

Scenario

This section describes how to modify the queue configuration for a specified tenant on MRS Manager.

Prerequisites

A tenant associated with Yarn and allocated dynamic resources has been added.

Procedure

1. On MRS Manager, click Tenant.
2. Click the Dynamic Resource Plan tab.
3. Click the Queue Configuration tab.
4. 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 Tenant Management tab, click the target tenant. In the window that is displayed, choose Resource. On the page that is displayed, click the edit icon to open the queue modification page.

   Table 1 Queue configuration parameters

   Parameter	Description
   Maximum Application	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.
   Status	Specifies the current status of a resource plan. The values are Running and Stopped.
   Default Resource Pool	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.