View Resource Governor Properties

Artikkeli
02/28/2023

Applies to: SQL Server Azure SQL Managed Instance

You can create or configure Resource Governor entities, such as resource pools and workload groups, by using the Resource Governor Properties page in SQL Server Management Studio.

Permissions

Viewing resource governor properties requires VIEW SERVER STATE permission. The resource governor configuration tasks require CONTROL SERVER permission.

Resource Governor properties page

To view resource governor properties by using the Resource Governor Properties page in SQL Server Management Studio

In SQL Server Management Studio, open Object Explorer and recursively expand the Management node down to Resource Governor.
Right-click Resource Governor and then click Properties, this opens the Resource Governor Properties page.
For descriptions of the fields in the page, see Resource Governor Properties.
To save any changes, click OK.

Resource Governor properties

Classifier function name
Specify the classifier function by selecting from the list.

Enable Resource Governor
Enable or disable Resource Governor by selecting or clearing the check box.

Resource pools
Create or change resource pool and external resource pool configuration by using the grid that is provided. This grid is populated with information for the predefined internal and default pools. Select a pool to work with by clicking the first column in the row for the pool. To create a new resource pool, click the row that is prefixed by the asterisk (*).

Name
Specify the name of the resource pool.

Minimum CPU %
Specify the guaranteed average CPU bandwidth for all requests in the resource pool when there is CPU contention. Range is 0 to 100.

Maximum CPU %
Specify the maximum average CPU bandwidth that all requests in this resource pool will receive when there is CPU contention. Range is 0 to 100. The default setting is 100.

Minimum Memory %
Specify the minimum amount of memory reserved for this resource pool that can not be shared with other resource pools. Range is 0 to 100.

Maximum Memory %
Specify the total server memory that can be used by requests in this resource pool. Range is 0 to 100. The default setting is 100.

For more information, see CREATE RESOURCE POOL (Transact-SQL) and CREATE EXTERNAL RESOURCE POOL (Transact-SQL).

Workload groups for resource pool
Create or change the workload group configuration by using the grid that is provided. This grid is populated with information for the predefined internal and default groups. Select a group to work with by clicking the first column in the row for the pool. To create a new workload group, click the row that is prefixed by the asterisk (*).

Name
Specify the name of the workload group.

Importance
Specify the relative importance of a request in the workload group. Available settings are Low, Medium, and High.

Maximum Requests
Specify the maximum number of simultaneous requests that are allowed to execute in the workload group. Must be 0 or a positive integer.

CPU Time (sec)
Specify the maximum amount of CPU time that a request can use. Must be 0 or a positive integer. If 0, the time is unlimited.

Memory Grant %
Specify the maximum amount of memory that a single request can take from the pool. Range is 0 to 100.

Grant Time-out (sec)
Specify the maximum time that a query can wait for a resource to become available before the query fails. Must be 0 or a positive integer.

Degree of Parallelism
Specify the maximum degree of parallelism (DOP) for parallel requests. Range is 0 to 64.

For more information, see CREATE WORKLOAD GROUP (Transact-SQL).