## Monitoring the server performance

JReport Server Monitor can show performance counters in graph (Line chart and Bar chart) and text mode.

To monitor the performance of JReport Enterprise Server:

1. In the Clustered Server panel of the JReport Server Monitor home page, click to select any server node.
2. Click the Performance tab, and then click on the toolbar.
3. Select a task type from the drop-down list, click to select the counters you want to add, and then click Add.
4. The performance chart will then be displayed.

The available counters for different tasks are:

Task Type | Performance Counter | Description
--- | --- | ---
Report Task | Waiting Report Number | The number of the currently waiting report sets.
| Running Report Number | The number of the currently running report sets.
| Finished Report Number | The number of the finished report sets.
| Finished Report Pages | The number of pages of the finished report sets.
| Report Average Processing Time | The average processing time of each report set.
| Report Average Waiting Time | The average waiting time of each report set.
User Session | Valid User Session Number | The number of valid user sessions.
| User Average Submit Rpt Num | The average number of report sets that a user submits.
Database Connection | Database Connection Number | The number of database connections.