Undo Usage

Click the [Analysis] > [Usage Analysis] > [Undo Usage] menu in the global navigation bar to open the Undo Usage screen.

Undo Usage

This screen displays the changes in Undo size by time unit for the specified period.

Total Undo Usage

The users can view detailed information about the total Undo usage of the selected items in Undo Usage.

Item
Description

Log Time

Collection time

Tablespace Name

Tablespace name

Used/Total Size

Used undo status

Session Undo Usage

The users can view detailed information about sessions that used Undo for the selected item during the specified time period.

Item
Description

SID

Session SID

Serial #

Serial number

User Name

Session user name

Program

Session program name

Max Used

Maximum Undo Size

Avg Used

Average Undo usage size

Max Segment Block

Maximum number of segment blocks

Avg Segment Block

Average segment block count

Undo Detail

When the users click Sid in Session Undo Usage, the users will be taken to the Undo Detail page.

On this page, the users can view the usage and change in undo usage in minutes and seconds.

Additionally, session information can be viewed at the bottom of the page.

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