Description of the illustration boolean

This image is a screen capture that shows the Rule Parameters. There are two fields for Generate alert after. The first field has 2 and Minutes is selected in the second field. The Rule Parameters table has four columns: Severity, Monitored Attribute, Operator, and Value. Warning is in the Severity field and FileSystemUsages.name=*.reachable is in the Monitored Attributes field. An Equals symbol (=) is in the Operator field and False is in the Value field.