Package ZenModel :: Module MinMaxThreshold :: Class MinMaxThresholdInstance

Class MinMaxThresholdInstance

     twisted.spread.pb.Copyable --+    
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   twisted.spread.pb.RemoteCopy --+    
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ThresholdInstance.ThresholdInstance --+
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                                     MinMaxThresholdInstance

Instance Methods

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__init__(self, id, context, dpNames, minval, maxval, eventClass, severity, escalateCount)

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name(self)
return the name of this threshold (from the ThresholdClass)

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context(self)
Return an identifying context (device, or device and component)

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dataPoints(self)
Returns the names of the datapoints used to compute the threshold

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rrdInfoCache(self, dp)

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countKey(self, dp)

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getCount(self, dp)

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incrementCount(self, dp)

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resetCount(self, dp)

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fetchLastValue(self, dp, cycleTime)
Fetch the most recent value for a data point from the RRD file.

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check(self, dataPoints)
The given datapoints have been updated, so re-evaluate.

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checkRaw(self, dataPoint, timeOf, value)
A new datapoint has been collected, use the given _raw_ value to re-evalue the threshold.

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checkRange(self, dp, value)
Check the value for min/max thresholds

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raiseRPNExc(self)
Raise an RPN exception, taking care to log all details.

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getGraphElements(self, template, context, gopts, namespace, color, legend, relatedGps)
Produce a visual indication on the graph of where the threshold applies.

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