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Operations Manager PowerShell cmdlet: Get-Alert examples

A few more examples of the Get-Alert cmdlet for Operations Manager 2007.

To get a count of all Informational alerts:
>(get-alert -criteria ‘Severity = ”0”’).count
1150

To get a count of all Warning alerts:
>(get-alert -criteria ‘Severity = ”1”’).count
3767

To get a count of all Critical alerts:
>(get-alert -criteria ‘Severity = ”2”’).count
1944

To get a count of all new information alerts:
>(get-alert -criteria ‘ResolutionState = ”0” AND Severity = ”0”’).count
65

To get a count of all new Warning Alerts:
>(get-alert -criteria ‘ResolutionState = ”0” AND Severity = ”1”’).count
344

To get a count of all new Critical Alerts:
>(get-alert -criteria ‘ResolutionState = ”0” AND Severity = ”2”’).count
144

Example of criteria being case sensitive error:
>(get-alert -criteria ‘Resolutionstate = ”0” AND Severity = ”1”’).count
Get-Alert : A property name in the ‘Criteria’ parameter is unknown.
At line:1 char:11
+ (get-alert <<<< -criteria ‘Resolutionstate = ”0” AND Severity = ”1”’).count

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