6.0 HP X9000 File Serving Software File System User Guide (TA768-96043, October 2011)

xcopy: include the option /C; in general, /S /I /Y /C are good baseline options.
robocopy: include the option /ZB; in general, /S /E /COPYALL /ZB are good baseline
options.
Copy operations interrupted by node failback
If a node failback occurs while xcopy or robocopy is copying files to a CIFS share, the copy
operation might be interrupted and need to be restarted.
Active Directory users cannot access CIFS shares
If any AD user is set to UID 0 in Active Directory, you will not be able to connect to CIFS shares
and errors will be reported. Be sure to assign a UID other than 0 to your AD users.
74 Using CIFS