HiveServer2 UI overview
HiveServer2 provides a web interface where you can monitor Hive configuration, logging, metrics, and active session information. The up-to-date link to the web UI can be found in ADCM (Clusters → <clusterName> → Services → Hive → Info). The HiveServer2 web UI has the following view.
![HiveServer2 UI](../_images/hive/hiveserver2-ui_light.png)
![HiveServer2 UI](../_images/hive/hiveserver2-ui_dark.png)
By default, the HiveServer2 UI is available on the 10002
port number.
To change the port number:
-
In ADCM, go to Clusters → <clusterName> → Services → Hive → Primary configuration, and then enable Show advanced.
-
In the Custom hive-site.xml section, add the new property
hive.server2.webui.port=<port>
. -
Save the configuration and restart your Hive service. The UI will be available on the specified port after the restart.
HiveServer2 UI includes the following pages:
Home
The HiveServer2 Home page has the following view.
![HiveServer2 Home page](../_images/hive/hiveserver2-ui_light.png)
![HiveServer2 Home page](../_images/hive/hiveserver2-ui_dark.png)
This page has the following information:
-
active sessions;
-
queries currently processed by Hive;
-
recent queries submitted to HiveServer2;
-
Hive attributes, such as version, build number, uptime, etc.
To view detailed information about running and completed Hive queries, use the Drilldown link for the corresponding query as shown below.
![Drilldown links](../_images/hive/hiveserver2-ui_drilldown-link-light.png)
![Drilldown links](../_images/hive/hiveserver2-ui_drilldown-link-dark.png)
The Query Information page has the following view.
![Query Information](../_images/hive/hiveserver2-ui-drilldown_light.png)
![Query Information](../_images/hive/hiveserver2-ui-drilldown_dark.png)
The detailed query information is presented on the tabs:
-
Base Profile. Displays generic information about a Hive query, like ID, state, execution time, etc.
-
Stages. Displays Map/Reduce stages of the query.
-
Query Plan. Displays the query execution plan (
EXPLAIN <query>
output). -
Performance Logging. Lists performance metrics from several Hive loggers.
Hive Configuration
This page lists all the configuration settings from hive-site.xml plus effective Hadoop properties.
Llap Daemons
Displays existing LLAP daemons (if any).