Updated on 2025-08-08 GMT+08:00

Diagnosing DMS Instances

Scenarios

By collecting memory and CPU usage and analyzing message congestion and traffic, you can quickly learn about the overall usage of DMS and acquire troubleshooting suggestions.

Precautions

DMS diagnosis can be performed only for Kafka instances.

Diagnosing DMS Instances

  1. Log in to COC.
  2. In the navigation pane, choose Fault Management > Trouble Diagnosis.
  3. Click Diagnose Now on the Diagnose DMS card.
  4. Click Add and configure the parameters on the Select Instance dialog box.

    Table 1 Parameters for selecting an instance

    Parameter

    Description

    Example Value

    Selection Method

    Select an instance selection method.

    • Manual Selection: Manually select an instance based on Enterprise Project, View Type, Resource Type, Region, and Target Instance.
    • Auto select all: This option is not supported currently.

    Manual Selection

    Enterprise Project

    Select an enterprise project from the drop-down list. You can choose All.

    All

    View Type

    Select a view type.

    • CloudCMDB resources: Select an instance from the resource list.
    • CloudCMDB application groups: Select an instance from the application group list.

    CloudCMDB resources

    Resource Type

    The default value is used and cannot be changed.

    DMS

    Region

    Select a region from the drop-down list.

    CN-Hong Kong

    Target Instance

    Set filter criteria in the filter box and select the filtered instances.

    -

  5. Select the consumer group and topic in the diagnosis configuration area.
  6. Click OK.

    After the diagnosis is complete, view the diagnosis report.