Disk drives attached to this RAID adapter must contain the latest microcode level. Microcode can be updated using the iprconfig utility. Factory shipper power8 server would have been updated to latest levels. If user would like to update over period of time try this.
Where can i get latest microcode:?
Micro code is available in IBM fixcentral.
Where to keep microcode?
copy downloaded file to /usr/lib/microcode
How to update?
a) Micro code can be updated either from pettitboot or Running machine itself.
b) Run iprconfig
c) Select 8 to download/update microcode.
d) Choose only controller as show below by providing “1”
d) Select microcode copied to /usr/lib/microcode to Download & updated microcode.