- This is going to depend on if the firmware is upgraded Offline (Parallel) or Online. Please see additional information below for more details on the difference.
- Online upgrade do upgrades one drive at a time. It is estimated for about 30 seconds per drive.
- Offline upgrades do upgrades in parallel and can do up to 4 drives at a time depending on what NVSRAM is being used by the system.
- These are estimates and drives may take longer or less depending on I/O to the system along with changes in NVSRAM.
Note: SSD Cache drives must be done Offline and be suspended to complete the upgrade.
Consider a storage array comprised of 4 drive trays, 12 drives per tray (48 drives total). The following table shows coarse estimates for updating the firmware on all drives of the system based on a 30 seconds per drive download cycle.
|Drives to download concurrently||Time to update all the drives of the system|
|0 (Online Upgrade)||24 minutes (30 seconds per drive, 48 drives)|
|1||6 minutes (4 concurrent downloads, 1 drive per tray)|
|2||3 minutes (8 concurrent downloads, 2 drive per tray)|
|3||2 minutes (12 concurrent downloads, 3 drive per tray)|
|4||1.5 minutes (16 concurrent downloads, 4 drive per tray)|
- What is the difference between online and parallel drive firmware upgrades for E-Series?
- How To Upgrade E-Series Drive Firmware 07.xx and 08.xx CFW
- How To Perform Online E-Series Drive Firmware Upgrades in 08.xx CFW
- How To Upgrade E-Series Drive Firmware Using Web Based Santricity System Manager (SAM)