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Get-DbaPfDataCollectorCounterSample

Mon Jan 13, 2020 11:25 am

NAME Get-DbaPfDataCollectorCounterSample



SYNOPSIS

Gets Performance Counter Samples.





SYNTAX

Get-DbaPfDataCollectorCounterSample [[-ComputerName] <Sqlcollaborative.Dbatools.Parameter.DbaInstanceParameter[]>]

[[-Credential] <Pscredential>] [[-CollectorSet] <System.String[]>] [[-Collector] <System.String[]>] [[-Counter]

<System.String[]>] [-Continuous <Switch>] [[-ListSet] <System.Management.Automation.SwitchParameter[]>]

[[-MaxSamples] <Int>] [[-SampleInterval] <Int>] [[-InputObject] <System.Object[]>] [-EnableException <Switch>]

[<CommonParameters>]





DESCRIPTION

Gets Performance Counter Samples.





PARAMETERS

-Collector [<System.String[]>]

The Collector name.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-CollectorSet [<System.String[]>]

The Collector Set name.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-ComputerName [<Sqlcollaborative.Dbatools.Parameter.DbaInstanceParameter[]>]

The target computer. Defaults to localhost.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Continuous [<Switch>]

If this switch is enabled, samples will be retrieved continuously until you press CTRL+C. By default, this

command gets only one counter sample. You can use the SampleInterval parameter to set the interval for

continuous sampling.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Counter [<System.String[]>]

The Counter name. This must be in the form of '\\Processor(_Total)\\% Processor Time'.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-Credential [<Pscredential>]

Allows you to login to servers using alternative credentials. To use:



$scred = Get-Credential, then pass $scred object to the -Credential parameter.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-EnableException [<Switch>]

By default, when something goes wrong we try to catch it, interpret it and give you a friendly warning message.

This avoids overwhelming you with "sea of red" exceptions, but is inconvenient because it basically disables

advanced scripting.

Using this switch turns this "nice by default" feature off and enables you to catch exceptions with your own

try/catch.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-InputObject [<System.Object[]>]

Accepts the object output by Get-DbaPfDataCollectorCounter via the pipeline.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-ListSet [<System.Management.Automation.SwitchParameter[]>]

Gets the specified performance counter sets on the computers. Enter the names of the counter sets. Wildcards

are permitted.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-MaxSamples [<Int>]

Specifies the number of samples to get from each counter. The default is 1 sample. To get samples continuously

(no maximum sample size), use the Continuous parameter.



To collect a very large data set, consider running a Get-DbaPfDataCollectorCounterSample command as a Windows

PowerShell background job.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



-SampleInterval [<Int>]

Specifies the time between samples in seconds. The minimum value and the default value are 1 second.



Required? false

Position? named

Default value

Accept pipeline input? False

Accept wildcard characters? false



<CommonParameters>

This cmdlet supports the common parameters: Verbose, Debug,

ErrorAction, ErrorVariable, WarningAction, WarningVariable,

OutBuffer, PipelineVariable, and OutVariable. For more information, see

about_CommonParameters (https:/go.microsoft.com/fwlink/?LinkID=113216).



INPUTS



OUTPUTS



NOTES





Tags: Performance, DataCollector, PerfCounter

Author: Chrissy LeMaire (@cl), netnerds.net



Website: https://dbatools.io

Copyright: (c) 2018 by dbatools, licensed under MIT

License: MIT https://opensource.org/licenses/MIT



-------------------------- EXAMPLE 1 --------------------------



PS C:\\>Get-DbaPfDataCollectorCounterSample



Gets a single sample for all counters for all Collector Sets on localhost.

-------------------------- EXAMPLE 2 --------------------------



PS C:\\>Get-DbaPfDataCollectorCounterSample -Counter '\\Processor(_Total)\\% Processor Time'



Gets a single sample for all counters for all Collector Sets on localhost.

-------------------------- EXAMPLE 3 --------------------------



PS C:\\>Get-DbaPfDataCollectorCounter -ComputerName sql2017, sql2016 | Out-GridView -PassThru |

Get-DbaPfDataCollectorCounterSample -MaxSamples 10



Gets 10 samples for all counters for all Collector Sets for servers sql2016 and sql2017.

-------------------------- EXAMPLE 4 --------------------------



PS C:\\>Get-DbaPfDataCollectorCounterSample -ComputerName sql2017



Gets a single sample for all counters for all Collector Sets on sql2017.

-------------------------- EXAMPLE 5 --------------------------



PS C:\\>Get-DbaPfDataCollectorCounterSample -ComputerName sql2017, sql2016 -Credential ad\\sqldba -CollectorSet

'System Correlation'



Gets a single sample for all counters for the 'System Correlation' CollectorSet on sql2017 and sql2016 using

alternative credentials.

-------------------------- EXAMPLE 6 --------------------------



PS C:\\>Get-DbaPfDataCollectorCounterSample -CollectorSet 'System Correlation'



Gets a single sample for all counters for the 'System Correlation' CollectorSet.



RELATED LINKS

https://dbatools.io/Get-DbaPfDataCollectorCounterSample