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Session History

Home screen > Select Project > Analysis > Session History

In Session History, you can see what has been performed in a specific session during the query period. It provides information that allows you to check how much resource has been used for SQL for a long-running session and analyze the causes.

Basic usage guide

You must enter the session number (Process ID) to monitor as a required value, but it is more efficient to enter through the Instance monitoring menu.

  1. Go to Dashboard > Instance monitoring.

  2. Select a session that is running and not ended for a long time.

    Instance monitoring

  3. If the Session detail window appears, select Session History.

    Session History

The Session History menu appears that has searched the process ID (PID) of the selected session.

Session History

Active session data collected every 5 seconds from the selected session is used to construct a chart and its list and provide information that can be used for analysis.

  • Wait: You can see the percentage of waiting events through a chart.

  • Cpu: You can see the change trend in CPU usage through the chart.

  • Memory: You can see the change trend in memory usage through the chart.

  • Disk I/O: You can see the change trend in disk usage through the chart.

  • If you select the query column on the utmost right of the list, the SQL details window appears where you can see the SQL statement. It contains full texts and plan information for the selected query.

Configuring the table columns

You can hide the table header columns or add any of them. You can also change the column order. Select Column icon.

Column Settings

  • After configuration, select OK to apply the settings in the table.

  • In the number 3 search bar, enter text to search the desired columns. Only the columns that meet the entered text are displayed.

Adding columns

From the Number 1 list, select the items to add as table header columns. To select all items, select Select All.

Deleting columns

From the number 1 list, unselect the columns to delete. Alternatively, select Delete icon on the right of the item to delete from the number 2 list.

Changing the column order

Drag an item to reposition from the number 2 list, and then move it to the desired position.

Initializing the configuration

To cancel all changes and reset them, select Reset icon Reset.