Notable KB Articles

• How do I change a forgotten root password on my ESX Server Host?

• Domain login fails if snapshot is reverted

Just recently we migrated our VC 2.5 to VC 4.0 and before i could proceed with the upgrade i found these articles really handy:

• Moving the VirtualCenter SQL Database
• Migrating VirtualCenter to a different Server
• Check out the Maximum Cofiguration Limits for VMware vSphere 4.0 

VMWare ESXi 4

• Understanding virtual machine snapshots in VMware ESX
• Powering on a virtual machine from the command line when the host cannot be managed using vSphere Client