| Parameter | Description |
| Active | If checked, the rule is enabled and will be processed |
| Host | Can be used to restrict the monitoring to a given host (multi instance case). A star (‘*’) will match any host |
| Service | Defines which service is monitored. A star (‘*’) will match any service, and therefore, it will calculate the combined usage of all services. Otherwise, it is the usage of the specified service that will be calculated |
| Max current CPU (%) | The alarm threshold for the current CPU usage |
| Max CPU over period (%) | The alarm threshold of the CPU usage over the period set in the “Period” field |
| Period (min) | The period of time used to calculate the CPU usage |
| Severity | Defines the level of severity of the alarm that will be generated if one of the thresholds is reached |
| Alarm tag | You can define some text to use as a prefix of the alarm message generated by the current rule |
| Alarm | Defines if an alarm has to be generated for the given rule |
| Metric | Defines if a metric has to be generated for the given rule |