“Backing up the BMC configuration” section in the XCC documentation compatible with your server at 
https://sysmgt.lenovofiles.com/help/topic/lxcc_frontend/lxcc_overview.html.
Alternatively, you can use the 
save command from Lenovo XClarity Essentials OneCLI to create a backup 
of all configuration settings. For more information about the save command, see:
http://sysmgt.lenovofiles.com/help/topic/toolsctr_cli_lenovo/onecli_r_save_command.html
•  Operating system
Use your backup methods to back up the operating system and user data for the server.
Chapter 7. System configuration 183