C# Class TabMon.Counters.Perfmon.PerfmonCounterLoader

A factory-like class that loads PerfmonCounters matching the given set of search criteria. This enables the user to provide a single "filter" that can potentially yield multiple concrete counters.

Show file Open project: tableau/TabMon

Public Methods

Method	Description
LoadInstancesForCounter ( TabMon.Helpers.Host host, CounterLifecycleType lifecycleType, string categoryName, string counterName, string unitOfMeasurement, ISet instanceFilters ) : IList	Loads all Perfmon counters on the target host matching the given parameters.

Private Methods

Method	Description
ExistsCategory ( string categoryName, string machineName ) : bool	Indicates whether a performance counter category exists on a target machine.
ExistsCounter ( string counterName, string categoryName, string machineName ) : bool	Indicates whether a performance counter exists on a target machine.
IsInstanceRequested ( string instanceName, ICollection instanceFilters ) : bool	Helper method that determines whether a given instance name matches a list of filter strings of instances that should be loaded. We treat the absence of filter strings as a wildcard match.

Method Details

LoadInstancesForCounter() public static method

Loads all Perfmon counters on the target host matching the given parameters.

public static LoadInstancesForCounter ( TabMon.Helpers.Host host, CounterLifecycleType lifecycleType, string categoryName, string counterName, string unitOfMeasurement, ISet instanceFilters ) : IList
host	TabMon.Helpers.Host	The host to check counters on.
lifecycleType	CounterLifecycleType	Indicates whether the counters should be loaded as persistent or ephemeral counters.
categoryName	string	The counter category.
counterName	string	The name of the counter.
unitOfMeasurement	string	The unit of measurement that this counter reports in. This is a piece of metadata we add in.
instanceFilters	ISet	A collection of search terms to use to filter out instances that do not match.
return	IList