In emergencies visit Sickbay
How to restore a lost vmx-file from
How to restore a lost vmx-file from a vmsn-file
How to restore a lost vmdk-description from a vmware.log
How to safely edit embedded vmdk-descriptions Read This !
How to fix a broken CID-chain
How to create a vmdk-description for a dd-image
How to rewrite monolithicFlat to vmfs format for easy exchange between ESX and Workstation
How to create a vmdk that can be stored on a set of CDs ?
How to check if a snapshot is an orphan ?
Whats better - one-piece vmdks or split vmdks ?
What is the most portable vmdk-format ?
Should I defragment inside my guests ?
Several companies will tell you that they can recover lost data from VMFS
but as far as I know only Ontrack is certified by VMware.
Their service is rather expensive - it often maybe cheaper to reproduce the data.