SHOW RESOURCE GROUP
Description
Shows the information of resource groups.
tip
This operation does not require privileges.
Syntax
SHOW { RESOURCE GROUPS [ALL] | RESOURCE GROUP <resource_group_name> }
Parameters
| Parameter | Description |
|---|---|
| RESOURCE GROUPS | Show the resource groups that match the current user. |
| ALL | Specify this parameter to show all resource groups in the cluster. |
| RESOURCE GROUP | Show the specified resource group. |
| resource_group_name | Name of the resource group to be shown. |
Return
| Return | Description |
|---|---|
| name | Name of the resource group. |
| id | ID of the resource group. |
| cpu_weight | CPU scheduling weight of this resource group on a BE node. |
| exclusive_cpu_cores | CPU hard isolation parameter for this resource group. |
| mem_limit | Memory limit of the resource group. |
| big_query_cpu_second_limit | Big query upper time limit of the resource group. |
| big_query_scan_rows_limit | Big query scan row limit of the resource group. |
| big_query_mem_limit | Big query memory limit of the resource group. |
| concurrency_limit | Concurrency limit of the resource group. |
| spill_mem_limit_threshold | Memory usage threshold that triggers spilling to disk. |
| classifiers | Classifiers that are associated with the resource group. id is the ID of the classifier, and weight is the degree of matching. |
Examples
Example 1: Shows all resource groups in the cluster.
mysql> SHOW RESOURCE GROUPS ALL;
+---------------+------+------------+---------------------+-----------+----------------------------+---------------------------+---------------------+-------------------+---------------------------+--------------------+
| name | id | cpu_weight | exclusive_cpu_cores | mem_limit | big_query_cpu_second_limit | big_query_scan_rows_limit | big_query_mem_limit | concurrency_limit | spill_mem_limit_threshold | classifiers |
+---------------+------+------------+---------------------+-----------+----------------------------+---------------------------+---------------------+-------------------+---------------------------+--------------------+
| default_mv_wg | 3 | 1 | 0 | 80.0% | 0 | 0 | 0 | null | 80% | (id=0, weight=0.0) |
| default_wg | 2 | 32 | 0 | 100.0% | 0 | 0 | 0 | null | 100% | (id=0, weight=0.0) |
+---------------+------+------------+---------------------+-----------+----------------------------+---------------------------+---------------------+-------------------+---------------------------+--------------------+