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# Date:         23/02/13
# Author:       John Sansom
# Description:  PS script to restart the SQL Server Agent Service for the provided instance
#
# Version:  1.0
#
# Example Execution: .\Restart_SQLServerAgent.ps1 ServerName
 
param([String]$ServerName)
 
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SqlServer.SqlWmiManagement") | Out-Null
 
#Create a new Managed computer object for the instance
$mc = new-object Microsoft.SqlServer.Management.Smo.Wmi.ManagedComputer $ServerName
 
$sqlagnt = $mc.Services['SQLSERVERAGENT']
 
Write-Host "Stopping SQL Server Agent"
 
$sqlagnt.Stop()
start-sleep -s 10
$sqlagnt.Start()
 
Write-Host "Started SQL Server Agent"