The Node Query page displays the monitoring results of tables and topics based on monitoring rules. After monitoring rules are triggered, you can go to the Node Query page to view monitoring results.
Go to the Node Query page
View the monitoring results of E-MapReduce, Hologres, AnalyticDB for PostgreSQL, and MaxCompute tables

GUI element | Description |
---|---|
Engine/Data Source | The name of the compute engine. In this example, select EMR, Hologres, AnalyticDB for PostgreSQL, or MaxCompute. |
Engine/Database Instance | The name of the E-MapReduce instance, Hologres instance, AnalyticDB for PostgreSQL instance, or MaxCompute project where the desired tables reside. |
Status | The monitoring result of tables. Pay attention to partitions that trigger alerts or blocks. |
Data Timestamp | The data timestamp. |
My Subscriptions | Specifies whether to display only the monitoring results of tables that you subscribed to. |
Run At | The time when monitoring rules were triggered. |
Table Name | The name of the table that you want to view. |
Node | The node that triggered monitoring rules. |
Details | Find a table and click Details in the Actions column. On the page that appears, you can perform the following operations on each
monitoring rule that is configured for the table:
|
Rules | Find a table and click Rules in the Actions column to go to the rule configuration page of the table. On this page, you can view partition filter expressions and monitoring rules that are configured for the table and modify the rules as required. For more information, see Configure monitoring rules for MaxCompute. |
View Log | Find a table and click View Log in the Actions column to view the operational logs of monitoring rules that are configured for the table. |
View Statistics | Find a table and click View Statistics in the Actions column to view rule execution information about the table, including the number of rows and the table size. |
View the monitoring results of DataHub topics

GUI element | Description |
---|---|
Engine/Data Source | The name of the compute engine. In this example, select DataHub. |
Connection | The name of the DataHub connection. |
Status | The monitoring result of topics. Pay attention to topics that trigger alerts or blocks. |
Topic | The name of the topic that you want to view. |
My Subscriptions | Specifies whether to display only the monitoring results of topics that you subscribed to. |
Clear | Click Clear to clear the filter conditions you specified. |
View Log | Find a topic and click View Log in the Actions column to view the operational logs of monitoring rules that are configured for the topic. |
Alerts | Find a topic and click Alerts in the Actions column. On the Alerts page, you can view the details about alerts
that are triggered by the topic.
On the Alerts page, you can find an alert and click Close in the Actions column. In the message that appears, click OK to disable the alert. |