Sep 16 2016

vCenter Migration Tool

vCenter Migration Tool


Finally, VMware has released vCenter migration tool to migrate Windows based vCenter server to vCenter Appliance. Using new tool, you can migrate vCenter 5.5 windows based to vCenter Appliance 6.0 update 2. If you have older version of Virtual or Physical vCenter system, then you need to upgrade it first to vCenter 5.5 in order to use this tool.

If you are already on vCenter 6 Windows based, then you need to wait for a while until Supported migration tool get released.

During Migration process old vCenter will be powered off and new vCenter server will be powered on.

No downtime is needed for your ESXi Host or any Virtual Machine. Only vCenter will be unavailable until new one comes online.

If for some reason your migration process gets failed, you can switch back to old vCenter. Migration tool don’t make any changes in old vCenter.

What will be migrated to vCenter Appliance


  • vCenter 5.5 to vCenter 6.0 update 2 Appliance
  • vCenter Database to PostgreSQL DB embedded in vCSA.
  • All ESXi hosts with all VMs, datastores.
  • Standard Switch, Virtual Distributed Switch and all PortGroups
  • Performance data
  • Resource Pools and Folders
  • SSL certificates
  • vCenter UUID, MoRef ID will be preserved.
  • Old vCenter DNS name and IP would be used to new vCenter.
  • ESXi License information
  • vCenter Roles and Users Permissions

What can’t be done


  • Update manager is not yet fully supported with vCenter 6.0 Appliance. So you need to uninstall update manager from vCenter system. If update manager is installed in different system then no action is needed.
  • You cannot change the vCenter deployment topology during migration. E.g. if you have deployed 5.5 in distributed install then all vCenter services will be migrated to vCenter with Embedded PSC.
  • After migrating to vCSA if needed you can point your vCenter to External PSC.
  • vCenter 6.x windows based cannot be migrated to vCSA using this tool
  • 3rd Party plugins will be migrated but if you face any issue after migration, re-register 3rd party plugins with vCenter server.
  • Local Windows users or groups are not migrated.
  • vCenter License, you need to License vCenter after completing migration process.


Migration Topology

Source Destination
vCenter Single Sign-On 5.5 (custom install) Platform Services Controller 6.0 Update 2 Appliance (external deployment)
vCenter Server 5.5 (custom install) vCenter Server Appliance 6.0 Update 2 with external Platform Services Controller
vCenter Single Sign-On 5.5 + vCenter Server 5.5 vCenter Server Appliance 6.0 Update 2 with embedded Platform Services Controller


Let’s see how to Step by step o Migrate Windows based vCenter to vCenter Appliance

Windows vCenter Migration to vCenter Appliance

See VMware post for detailed Information –



Release notes –



Download Migration Tool –



Read Vmware Migration tool FAQ



Estimating vCenter Server 5.5 to vCenter Server Appliance 6.0 migration time



Follow below URL for the step by step migration of vCenter Windows based to vCenter Appliance.

Windows vCenter Migration to vCenter Appliance


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