Cell storage patching can be done by patchmgr utility which is used to do a patching in rolling as well in non-rolling fashion.
Syntax: ./patchmgr -cells cell_group -patch [-rolling] [-ignore_alerts] [- smtp_from "addr" -smtp_to "addr1 addr2 addr3 ..."]
Here addr is the sending mail id which is used to send status of patching and addr1,addr2,addr3 are receiving mail id to receive the status of patching.
Step-1 First note down the current image version of cell by executing
#imageinfo
Step-2 Go to cell patch directory where patch has been copied
/19625719/Infrastructure/11.2.3.3.1/ExadataStorageServer_InfiniBandSwitch/patch_11.2.3.3.1.140708
Step-3 Reset the server to a known state using the following command
./patchmgr -cells cell_group -reset_force
Step-4 Clean up any previous patchmgr utility runs using the following command
./patchmgr -cells cell_group -cleanup
Step-5 Verify that the cells meet prerequisite checks using the following command