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Posts Tagged ‘vsphere’

VMWare ESX4 WebAccess: 503 Service Unavailable

By default, the Web Access service of VMWare ESX4 does not automatically start.
The easiest way to check whether the web access is functioning correctly is by typing in the IP address, or DNS name of the ESX server in your browser.… Read the rest

vSphere 4.1: Number of virtual devices exceeds the maximum for a given controller.

While cloning a Virtual Machine, the following error may occur when the cloning process is at 90%:

Clone virtual machine
%computername%
Number of virtual devices exceeds the maximum for a given controller.
Reconfiguring the new Virtual Machine

image thumb vSphere 4.1: Number of virtual devices exceeds the maximum for a given controller.

When this is the case, you probably have selected the “Edit Virtual hardware (Experimental)” checkbox during the Cloning wizard.… Read the rest

vSphere Virtual Center service starts and then stops again

Recently I upgraded vSphere 4.0 to 4.1. Therefore, I first backed up the vCenter data, configured a new Windows Server 2008 R2 server, and then used install.bat to install vCenter 4.1 with all the data from the old server.

After only a couple of hours, I could not connect to my Virtual Center server anymore.… Read the rest

"Backing up vCenter Orchestrator configuration failed" during upgrade to vSphere vCenter 4.1

Today I prepared the upgrade from vSphere vCenter 4.0 to 4.1. One of the steps that must be completed is running Backup.bat.
At the end of backup.bat, I got the following error: "Backing up vCenter Orchestrator configuration failed"

First I verified that all VMWare related services were stopped.… Read the rest

Automatically upgrade VMWare Tools on multiple Virtual Machines

A new version of ESX often comes with a new version of VMWare Tools. In my case, I did a migration of ESX 3.5 to vSphere (4.0). A manual installation of VMWare Tools would be pretty time-wasting (50 virtual machines). Therefore, I’ve searched on Google, and found the following solution: Powershell!… Read the rest