comparisonOperator
The operator that relates the thing measured (metric) to the criteria (containing a value or statisticalThreshold). Valid operators include:
string-list:in-setandnot-in-setnumber-list:in-setandnot-in-setip-address-list:in-cidr-setandnot-in-cidr-setnumber:less-than,less-than-equals,greater-than, andgreater-than-equals