Missing Cache Battery After SANtricity 11.90R4 Upgrade on SG5812 Last updated Save as PDF Share Share Tweet Share Views:21Visibility:PublicVotes:0Category:e-series-santricity-os-controller-softwareSpecialty:esgLast Updated: Applies to SANtricity 11.90R4 SG5812/E4000 Issue After SANtricity upgrade to 11.90R4 cache battery is missing causing disk latencies