Overview of upgrading the SANtricity OS

You can upgrade your operating system and system hardware components to the latest version of SANtricity software and firmware.

These upgrade procedures include separate instructions for the following:

  • Single controller — Includes procedures for upgrading the storage array’s software and, optionally, the IOM firmware and the nonvolatile static random access memory (NVSRAM).

  • Multiple controllers — Includes procedures for upgrading SANtricity OS software on multiple storage arrays of the same type.

  • Drive — Includes instructions for upgrading the drive’s firmware.

Before you begin the upgrade, be sure to review the Upgrade considerations.