Habilitar CBT en una maquina virtual de VMware

To enable Changed Block Tracking in a virtual machine:

 

Note: Ensure to power off the virtual machine before performing these steps. 

1. Right-click the virtual machine and click Edit Settings.
2. Click the Options tab.
3. Click General under the Advanced section and then click Configuration Parameters. The Configuration Parameters dialog opens.
4. Click Add Row.
5. Add the ctkEnabled parameter and then set its value to true.
6. Click Add Row, add scsi0:0.ctkEnabled,and set its value to true.
   
   Note: scsi0:0 in scsi0:0.ctkEnabled indicates the SCSI device assigned to the hard disk that is added to the virtual machine. Every hard disk added to the virtual machine is given a SCSI device that appears similar to scsi0:0, scsi0:1, or scsi 1:1.