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Querying Configurations

Updated at: Apr 28, 2020 GMT+08:00

On MRS, users can query the configurations of services (including roles) and role instances.

Prerequisites

IAM user synchronization has been completed. (On the Dashboard tab page of the cluster details page, click on the right side of IAM User Sync to synchronize IAM users.)

Figure 1 IAM User Sync

Procedure

  • Query service configurations.
    1. On the MRS cluster details page, click Components.
      Figure 2 Components

      For MRS 1.8.10 or earlier, follow instructions in Querying Configurations.

    2. Select the target service from the service list.
    3. Click Service Configuration.
    4. Set Type to All. All configuration parameters of the service are displayed in the navigation tree. The root nodes in the navigation tree represent the service names and role names.
    5. In the navigation tree, choose a parameter and change its value. You can also enter the parameter name in Search to search for it and view the result.

      The parameters under both the service and role nodes are configuration parameters.

    6. In the Non-default parameter, select Non-default. The parameters whose values are not default values will be displayed.
  • Query role instance configurations.
    1. On the MRS cluster details page, click Components.
      Figure 3 Components

      For MRS 1.8.10 or earlier, follow instructions in Querying Configurations.

    2. Select the target service from the service list.
    3. Click the Instance tab.
    4. Click the target role instance in the role instance list.
    5. Click Instance Configuration.
    6. Set Type to All. All configuration parameters of the service are displayed in the navigation tree. The root nodes in the navigation tree represent the service names and role names.
    7. In the navigation tree, choose a parameter and change its value. You can also enter the parameter name in Search to search for it and view the result.
    8. In the Non-default parameter, select Non-default. The parameters whose values are not default values will be displayed.

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