Hot-adding a SAS disk shelf to a stack of SAS disk shelves
You can hot-add one or more SAS disk shelves to a stack of SAS disk shelves.
Preparing to hot-add SAS disk shelves
Preparing to hot-add a SAS disk shelf involves downloading documents as well as the disk drive and disk shelf firmware.
Hot-adding a disk shelf
You can hot-add a disk shelf when you want to increase storage without any reduction in performance.