If “Install virtual machine guest service installation” is unavailable and grayed out, don’t panic. Just shut down the guest machine and it will become available.
It is not a bug, it is by design.
Few months ago I discovered a product that can save company expanses and provides , very good NAS/ISCSI solution that allows running various industry-leading solutions like VMware ESX and ESXi, Microsoft Hyper-V Server 2008
StarWind Enterprise Server is reliable a software application that can be installed on Windows server and turn it into a scalable SAN .
Now you can enjoy all storage benefits like
The upcoming 5th version will provide the customers with more solutions, the one I’m really excided about is the Highly Available automated failover on a per-volume basis it eliminates single point of failure and provides better solution for your infrastructure.
Since traditional HA SAN systems are very expensive , I recommend giving StarWind Enterprise Server a chance . It is an enterprise-class fault tolerance and protection product without the high price and complexity of proprietary vendor solutions.
More info can be found on vendor site : http://www.starwindsoftware.com/starwind-enterprise-server
New VMware P2V v4 client allows physical to virtual convert for various Linux distributives.
P2V allows transferring of Linux machines to Virtual VMware ESX compatible.
Currently supported versions are:
Other Linux versions can be converted by imaging tools to the following format:
note:Linux sources should allow root login through SSH.
Resize a VMWare disk
You probably got end of free space on your virtual machine and looking how to increase your disk.
One of the ways to perform this task. is to use : VMware Converter.
Please make sure to have a good backup before you begin!!!
Recently VmToolkit released free utility that can resize VHD files
To download VHD resize utility http://vmtoolkit.com/files/folders/converters/entry87.aspx
Here what you should check:
First make sure that CD room or image are selected as “Connected” and “Connect at power on”
By default VM machine tries to boot first from attached CD device
If you still can’t boot navigate to Options>Boot Options and in the right pane under “force BIOS Setup” select "The next time the virtual machine boots, force entry into the BIOS setup screen” 
After you start VM machine you will be able to access BIOS settings and Edit boot priority.
Download the MKS plug-in file from the Stage Manager server using Internet Explorer from the following address:
https://Servername/StageManager/ControlPanel/Machines/MachineDetails/ActiveXControls/xpihandler.ashx?filename=vmware-mks-windows-ff-3.xpi
Where <Servername> fill your server hostname.
Rename the extension of the file from .xpi to .zip .
Unzip the file’s contents into %ProgramFiles%\Mozilla Firefox\plugins .
Copy ssleay32.dll and libeay32.dll to %ProgramFiles%\Mozilla Firefox .
Download the MKS plug-in file from the Stage Manager server using wget from the following address:
https://Servername/StageManager/ControlPanel/Machines/MachineDetails/ActiveXControls/xpihandler.ashx?filename=vmware-mks-linux-ff-3.xpi
Where <Servername> is your server hostname.
Rename the extension of the file from .xpi to .zip .
Unzip the file’s contents into ~/.mozilla/plugins .
Source:1006950
Microsoft has released Windows Server 2008 evaluation VHD (Virtual Hard Drive) images for Hyper-V which as of now is available for download from Microsoft Download Center.
The images are perfect for creating testing environment and trying new versions
For more resent list of available preconfigured VHD’s visit http://www.microsoft.com/vhd