NAME
Measure-Command
SYNOPSIS
Measures the time it takes to run script blocks and cmdlets.
SYNTAX
Measure-Command [-Expression] <scriptblock> [-InputObject <psobject>] [<CommonParameters>]
DESCRIPTION
The Measure-Command cmdlet runs a script block or cmdlet internally, times the execution of the operation, and returns the execution time.
PARAMETERS
-Expression <scriptblock>
Specifies the expression that is being timed. Enclose the expression in curly braces ({}). The parameter name (“Expression”) is optional.
Required? true
Position? 1
Default value
Accept pipeline input? false
Accept wildcard characters? false
-InputObject <psobject>
Specifies objects representing the expressions to be measured. Enter a Variable that contains the objects or type a command or expression that gets the objects.
Required? false
Position? named
Default value
Accept pipeline input? true (ByValue)
Accept wildcard characters? false
<CommonParameters>
This cmdlet supports the common parameters: Verbose, Debug,
ErrorAction, ErrorVariable, WarningAction, WarningVariable,
OutBuffer and OutVariable. For more information, type,
“Get-Help about_CommonParameters“.
INPUTS
System.Management.Automation.PSObject
You can pipe an object to Measure-Command.
OUTPUTS
System.TimeSpan
Measure-Command returns a time span object that represents the result.
NOTES
For more information, type “Get-Help Measure-Command -detailed”. For technical information, type “Get-Help Measure-Command -full”.
When specifying multiple values for a parameter, use commas to separate the values. For example, “<parameter-name> <value1>, <value2>”.
————————– EXAMPLE 1 ————————–
C:\PS>Measure-Command { Get-Eventlog “windows powershell” }
Description
———–
This command measures the time it takes to run a “Get-Eventlog” command that gets the events in the Windows PowerShell event log.
————————– EXAMPLE 2 ————————–
C:\PS>Measure-Command {Get-ChildItem c:\windows -include *.txt -recurse}
Days : 0
Hours : 0
Minutes : 0
Seconds : 8
Milliseconds : 618
Ticks : 86182763
TotalDays : 9.9748568287037E-05
TotalHours : 0.00239396563888889
TotalMinutes : 0.143637938333333
TotalSeconds : 8.6182763
TotalMilliseconds : 8618.2763
C:\PS>Measure-Command {Get-ChildItem c:\windows -filter “*.txt” -recurse}
Days : 0
Hours : 0
Minutes : 0
Seconds : 1
Milliseconds : 140
Ticks : 11409189
TotalDays : 1.32050798611111E-05
TotalHours : 0.000316921916666667
TotalMinutes : 0.019015315
TotalSeconds : 1.1409189
TotalMilliseconds : 1140.9189
Description
———–
These commands show the value of using a provider-specific filter in Windows PowerShell commands. The first command measures the time it takes to process a recursive Get-ChildItem command that uses the Include parameter. The second command measures the time it takes to process a recursive Get-ChildItem command that uses the provider-specific Filter parameter.
RELATED LINKS
Online version: http://go.microsoft.com/fwlink/?LinkID=113348
Trace-Command
Invoke-Command