Step 1, 2 & 6 only applies to hosted products, but not ESX Server. The other steps are regarding hw or guest environment and will also apply to...

When the client pc where the viclient is installed can't resolve the dns name of the esx host you get the following when trying to open the...

The amount of time a virtual machine waits in the queue in a ready-to-run state before it can be scheduled on a CPU is known as ready time. The...

When trying to setup an NFS data store you get this cryptic error message and the data store is not mounted. The problem might be permission...

In vSphere 5 vCenter includes an optional web server component that is much better than earlier based on Adobe Flex that makes it possible to access...

ESX is an acronym for Elastic Sky X GSX is an acronym for Ground Storm X Both names were confirmed by VMware employee JMills in this thread:...

This situation has been repeatedly observed on many guests after upgrading an ESX environment from 3.5u4 to 4.0u1 on Windows Server 2008 guest VMs....

A VMDK file can be grown while no virtual machine is using it. Growng the VMDK only makes the virtual harddrive bigger - filesystem within the VMDK...

You can't mount a snapshotted LUN and get immediate access to it.  You might in some rare occations also lose a LUN even though you're not...

This error message indicates that your VM didn't start properly and was powered off. This typically happens if your VM is trying to start in 64 bit...

Some newer IBM servers (such as the x3650M2) comes with an uEFI BIOS that is causing error messages on the console & vmkernel (): ...

It depends. Usually the difference is marginal. VMware has published a performance benchmark

Converting a physical computer into a virtual one is also known as p2v (physical to virtual). Converting a virtual one to a physical one is also...

You are trying to install/upgrade vCenter 4.1 on a 32 bit host. vCenter 4.1 only supports 64 bit Windows architectures and will no longer...

There are actually three different versions, namely ESX 3.5 ESXi Embedded and ESXi Installable. ESXi used to be called 3i. Differences between ESX...

vmkusage used to be a very nice VMware provided non supported application that existed for ESX 1.5x and 2.x. In the beginning you had to download it...

Few thoughts on snapshotting (and reverting to those snapshots) Active Directory Domain Controllers. "Hey, I'm going to patch this Domain...

1. VMware Tools on Linux systems is not installed automatically 2. Many new linux distros now includes the open source version of VMware Tools...

VirtuaCenter database grows overtime, and may become slow. Databases with sizes over dozens of gigabytes are not unheard of. If the size becomes a...

You might see variants of this error: "Host CPU is incompatible with the virtual machine's requirements at CPUID level 0x80000000001 register...