Hello,
I see none of the Ubuntu versions are supported for DL380 G5.
https://techlibrary.hpe.com/us/en/enterprise/servers/supportmatrix/exceptions/ubuntu_exceptions.aspx
for rest of the configuration please refer to the user guide
https://content.etilize.com/User-Manual/1011193914.pdf
Enabling access to the Array Configuration Utility (on page 70), Array Diagnostic Utility (on page
75), and Erase Utility (on page 72)