Month: March 2015

Check Disk Offset using Powershell

Quick script to make sure your disk partitions are properly aligned for a sql server installation.  Read this article for disk partition best practices as to why you should always ensure that your offset is correctly set.  

cls

$objects = @();

@('Server1', 'Server2') | %{
	try{
        $srvName = $_
		Get-WmiObject -Class Win32_DiskPartition -ComputerName $srvName | %{
            $objects += [PSCustomObject]@{
                ServerName = $srvName
                DiskName = $_.Name
                StartOffset = $_.StartingOffset 
                Result = if(($_.StartingOffset % 4096) -eq 0){"Partitioned Correctly"}else{"ISSUE"}
            }
		}
	}
	catch{
		$_ | fl -Force
	}
}
$objects | Out-GridView

Set Server Default Backup Directory via Powershell

Quick script on how to set a sql servers’ default backup directory via powershell.  Use at your own risk.

#requires -module SqlPS
#requires -version 4

function Set-SqlDefaultBackupDirectory{
    [cmdletbinding(SupportsShouldProcess=$true)]
    param(
        [string]$ComputerName,
        [string]$BackupDirectory
    )
    begin{
        Import-Module SqlPS -DisableNameChecking
    }
    process{
        try{
            if($PSCmdlet.ShouldProcess($ComputerName)){
                $srv = New-Object Microsoft.SqlServer.Management.Smo.Server $ComputerName
                $srv.BackupDirectory = $BackupDirectory
                $srv.Alter();
            }
            else{
                Write-Host "Setting the default backup directory on server $ComputerName to $BackupDirectory"
            }
        }
        catch{
            throw $_
        }
    }
    end{

    }
}