PowerCLI Extensions is a VMware fling that provides extra cmdlets to manage the Virtual Flash in an ESXi host. To get the fling and install it, follow the procedure mentioned in this link: https://labs.vmware.com/flings/powercli-extensions. The cmdlets provided in this module are as follows:
We can configure virtual flash in an ESXi hosts using the following cmdlets:
Get-VMHostVFlashConfiguration
Set-VMHostVFlashConfiguration
The following cmdlets can be used to configure vFlash Cache for a particular hard disk:
Get-HardDiskVFlashConfiguration
Set-HardDiskVFlashConfiguration
The last three cmdlets are the ones related to instant cloning of the VMs:
Enable-InstantCloneVM
Get-InstantCloneVM
New-InstantCloneVM
A very detailed and interesting blog regarding instant cloning was written by Brian Graf, and you can find it at https://blogs.vmware.com/PowerCLI/2015/08/using-vmware-instant-clone-via-powercli-extensions-fling.html.