To help monitor blocked sessions, set warning and critical thresholds to indicate how many blocked sessions are in the Normal or Warning range.
- In the Unity Setup portlet, click the Thresholds tab.
- Click the Blocked Sessions tab.
-
Modify the thresholds for one or more blocked sessions in the graphs.
Option Description Set critical threshold Do one of the following: - Locate the
icon that marks the beginning of the critical 
section of the column. Click and hold the icon to move it up (increases threshold) or move it down (decreases threshold). - Enter a value into the number indicator next to the slider.
Set warning threshold Do one of the following: - Locate the icon that marks the beginning of the warning
section of the column. Click and hold the icon to move it up (increases threshold) or move it down (decreases threshold). - Enter a value into the number indicator next to the slider.
- Locate the
- Click Apply.