E’ stato rilasciato un Hotfox per i problemi di lentezza nell’esecuzione dei backup in Windows 7
http://support.microsoft.com/kb/2283445
The backup process requires significantly more time than the backup process for the first group of backed up files.
For example, the backup process requires 2 hours for 100 gigabytes (GB) of files and 16 hours for 400 GB of files.