Perfmon Counter Provider

example

Import-Module simplex
New-PSDrive perf -PSProvider simplex -root "C:\Scripts\PerfmonCountersDrive.ps1"
cd 'perf:\Counters\.NET CLR Data'
dir | select -expand paths 
\.NET CLR Data(*)\SqlClient: Current # pooled and nonpooled connections
\.NET CLR Data(*)\SqlClient: Current # pooled connections
\.NET CLR Data(*)\SqlClient: Current # connection pools
\.NET CLR Data(*)\SqlClient: Peak # pooled connections
\.NET CLR Data(*)\SqlClient: Total # failed connects
\.NET CLR Data(*)\SqlClient: Total # failed commands

dir .\Processor | Get-Counter  | Select -expand CounterSamples | ? InstanceName -eq '_total' | ft -AutoSize

Path                                             InstanceName       CookedValue
----                                             ------------       -----------
\\chunt\processor(_total)\% processor time   _total        2.20832835820896
\\chunt\processor(_total)\% user time        _total        1.35821890547264
\\chunt\processor(_total)\% privileged time  _total       0.970149253731343
\\chunt\processor(_total)\interrupts/sec     _total        6429.09274985706
\\chunt\processor(_total)\% dpc time         _total                       0
\\chunt\processor(_total)\% interrupt time   _total                       0
\\chunt\processor(_total)\dpcs queued/sec    _total        866.239847045942
\\chunt\processor(_total)\dpc rate           _total                      11
\\chunt\processor(_total)\% idle time        _total        98.5678009950249
\\chunt\processor(_total)\% c1 time          _total        0.38036815920398
\\chunt\processor(_total)\% c2 time          _total                       0
\\chunt\processor(_total)\% c3 time          _total        94.9976517412935
\\chunt\processor(_total)\c1 transitions/sec _total        59.7406791066167
\\chunt\processor(_total)\c2 transitions/sec _total                       0
\\chunt\processor(_total)\c3 transitions/sec _total        8879.45627121346

PerfmonCountersDrive

root {
    Get-Counter -ListSet * | Select-Object -ExpandProperty CounterSetName | foreach-object {
        $content = $_;
        script $content {
            Get-Counter -ListSet $content
        }.GetNewClosure();
    }
}

Now 8 lines.