This short post is about VMware Tools on VM guests running in a vSphere 5.x cluster/hosts. This PowerCli one-liner creates a list of VM guests where the VMware Tools CDROM/ISO is mounted: (Get-VM | Get-View | Where {$_.Runtime.ToolsInstallerMounted}) | % {$_.Name} Unmount the VMware Tools installer CDROM on all VM guests. This is useful to…