VMware ESXi – Converting ‘Thick’ Provisioned Drives to ‘Thin’, and ‘Thin’ to ‘Thick’
KB ID 0000579 Problem Thin provisioning of hard drives is pretty cool stuff, full support for thin provisioning was brought in with vSphere version 4. Put simply a thin proviosioned drive is as big as it needs to be, and a thick provisioned drive is set to its maximum size when it’s created. The virtual machines that use these hard drives don’t know, and assume that their hard drive is a set size (even if it is thin...