Posted in
Virtual Machine Manager,
Windows Powershell,
Windows Server |
No Comment | 1,408 views | 30/09/2013 15:17
You should run this script on Cluster node. Migrates all VM online.
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| # Configuration
$DestinationCluster = "cluster.domain.com"
# Get Host and Cluster Information
$Hostname = (Get-VMHost).Name
$SourceCluster = (Get-Cluster $Hostname).Name
# Create VM Array
$VMArray = New-Object System.Collections.ArrayList
$VMArray.Clear();
# Get VMs and Add to VM Array
$VMs = Get-VM | Where {(($_ | Select -Expand HardDrives).Path -like "Disk*") -or (($_ | Select -expand FibreChannelHostBusAdapters) -ne $Null)}
$AddArray = $VMs | % {$VMArray.Add($_.Name)}
# Get All Virtual Machines
$AllVMs = Get-VM
foreach ($VM in $AllVMs)
{
# Get VM and Cluster Information
$VMName = $VM.Name
$HyperVHost = $VM.ComputerName
$VMState = $VM.State
$ClusterGroup = Get-ClusterGroup | where Name -like "*$VMName*"
if ($VMArray.Contains($VMName) -eq $False)
{
# Remove from Cluster Resources
if ($ClusterGroup)
{
Get-ClusterGroup $ClusterGroup.Name -Cluster $SourceCluster | Remove-ClusterGroup -RemoveResources -Force
}
Write-Host " "
Write-Host Working on $VMName ..
# Get Volume and Memory Information
$Volume = ((Get-ClusterSharedVolume -Cluster $DestinationCluster | Select -ExpandProperty SharedVolumeInfo | Select @{label="Name";expression={(($_.FriendlyVolumeName).Split("\"))[-1]}},@{label="FreeSpace";expression={($_ | Select -Expand Partition).FreeSpace}} | Sort FreeSpace -Descending)[0]).Name
$DestinationNode = ((Get-Cluster $DestinationCluster | Get-ClusterNode | Select Name,@{label="FreeMemory";expression={([math]::round(((Get-WmiObject -ComputerName $_.Name -Class Win32_OperatingSystem).FreePhysicalMemory / 1KB), 0))}} | Sort FreeMemory -Descending)[0]).Name
# Move Virtual Machine
Move-VM $VMName -ComputerName $HyperVHost -DestinationHost $DestinationNode -IncludeStorage -DestinationStoragePath C:\ClusterStorage\$Volume\$VMName
# Add to Destination Cluster Resources
Add-VMToCluster $VMName -Cluster $DestinationCluster
Write-Host Done.
}
else
{
Write-Host " "
Write-Host Skipping $VMName ..
}
} |
# Configuration
$DestinationCluster = "cluster.domain.com"
# Get Host and Cluster Information
$Hostname = (Get-VMHost).Name
$SourceCluster = (Get-Cluster $Hostname).Name
# Create VM Array
$VMArray = New-Object System.Collections.ArrayList
$VMArray.Clear();
# Get VMs and Add to VM Array
$VMs = Get-VM | Where {(($_ | Select -Expand HardDrives).Path -like "Disk*") -or (($_ | Select -expand FibreChannelHostBusAdapters) -ne $Null)}
$AddArray = $VMs | % {$VMArray.Add($_.Name)}
# Get All Virtual Machines
$AllVMs = Get-VM
foreach ($VM in $AllVMs)
{
# Get VM and Cluster Information
$VMName = $VM.Name
$HyperVHost = $VM.ComputerName
$VMState = $VM.State
$ClusterGroup = Get-ClusterGroup | where Name -like "*$VMName*"
if ($VMArray.Contains($VMName) -eq $False)
{
# Remove from Cluster Resources
if ($ClusterGroup)
{
Get-ClusterGroup $ClusterGroup.Name -Cluster $SourceCluster | Remove-ClusterGroup -RemoveResources -Force
}
Write-Host " "
Write-Host Working on $VMName ..
# Get Volume and Memory Information
$Volume = ((Get-ClusterSharedVolume -Cluster $DestinationCluster | Select -ExpandProperty SharedVolumeInfo | Select @{label="Name";expression={(($_.FriendlyVolumeName).Split("\"))[-1]}},@{label="FreeSpace";expression={($_ | Select -Expand Partition).FreeSpace}} | Sort FreeSpace -Descending)[0]).Name
$DestinationNode = ((Get-Cluster $DestinationCluster | Get-ClusterNode | Select Name,@{label="FreeMemory";expression={([math]::round(((Get-WmiObject -ComputerName $_.Name -Class Win32_OperatingSystem).FreePhysicalMemory / 1KB), 0))}} | Sort FreeMemory -Descending)[0]).Name
# Move Virtual Machine
Move-VM $VMName -ComputerName $HyperVHost -DestinationHost $DestinationNode -IncludeStorage -DestinationStoragePath C:\ClusterStorage\$Volume\$VMName
# Add to Destination Cluster Resources
Add-VMToCluster $VMName -Cluster $DestinationCluster
Write-Host Done.
}
else
{
Write-Host " "
Write-Host Skipping $VMName ..
}
}
After migration, VM will be started on destination host.