You can upgrade the vCenter Server Appliance by using the Client Integration Plug-In. You can update the vCenter Server Appliance and Platform Services Controller appliance with patches by using the Appliance Management Interface or by using the software-packages utility that is available in the appliance shell.

Important

Upgrades from vCenter Server Appliance 5.1 Update 3 and later to vCenter Server Appliance 6.0 are supported. To upgrade a vCenter Server Appliance 5.0, you must first upgrade the vCenter Server Appliance to version 5.1 Update 3 or 5.5 Update 2 and then upgrade it to vCenter Server Appliance 6.0. For information about upgrading vCenter Server Appliance 5.0 to version 5.1 Update 3, see theVMware vSphere 5.1 Documentation. For information about upgrading vCenter Server Appliance 5.0 to version 5.5 Update 2, see the VMware vSphere 5.5 Documentation.

Version 6.0 of the vCenter Server Appliance uses the embedded PostgreSQL database, which is suitable for environments with up to 1,000 hosts and 10,000 virtual machines.

Version 6.0 of the vCenter Server Appliance is deployed with virtual hardware version 8, which supports 32 virtual CPUs per virtual machine in ESXi. Depending on the hosts that you will manage with the vCenter Server Appliance, you might want to upgrade the ESXi hosts and update the hardware version of the vCenter Server Appliance to support more virtual CPUs:

ESXi 5.5.x supports up to virtual hardware version 10 with up to 64 virtual CPUs per virtual machine.

ESXi 6.0 supports up to virtual hardware version 11 with up to 128 virtual CPUs per virtual machine.

For information about deploying the vCenter Server Appliance, see vSphere Installation and Setup.

For inventory and other configuration limits in the vCenter Server Appliance, see the Configuration Maximums documentation.

For information about configuring the vCenter Server Appliance, see vCenter Server Appliance Configuration.