Wbadmin - useful commands
1. wbadmin get disks
2. wbadmin delete backup -KeepVersions:10
3. wbadmin start backup -backuptarget:F: -include:C:,D:,E: -allCritical -systemState -vssfull -quiet
4. wbadmin start systemstatebackup -backupTarget:F: -quiet