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Chapter 7
Maintaining Your Array
7-27
■
Using your array software (Sun StorEdge Configuration Service or
sscli
[1M] or
array firmware, in some cases, to “flash” the firmware to the device it updates
Note –
For instructions on how to download firmware to disk drives in a JBOD
directly attached to a host, refer to the README file in the patch that contains the
firmware.
Caution –
Be particularly careful about downloading and installing PLD firmware.
If the wrong firmware is installed, or the firmware is installed on the wrong device,
your controller might be rendered inoperable. Always be sure to upgrade your SES
firmware first before trying to determine if you need a PLD upgrade.
7.6.1
Patch Downloads
1. Once you have determined that a patch is available to update firmware on your
array, make note of the patch number or use SunSolve Online’s search capabilities
to locate and navigate to the patch.
2. Read the README text file associated with that patch for detailed instructions on
downloading and installing the firmware upgrade.
3. Follow those instructions to download and install the patch.
7.6.2
Controller Firmware Upgrade Features
The following firmware upgrade features apply to the controller firmware:
■
Redundant Controller Rolling Firmware Upgrade
When downloading is performed on a dual-controller system, firmware is flashed
onto both controllers without interrupting host I/O. When the download process
is complete, the primary controller resets and lets the secondary controller take
over the service temporarily. When the primary controller comes back online, the
secondary controller hands over the workload and then resets itself for the new
firmware to take effect. The rolling upgrade is automatically performed by
controller firmware, and the user's intervention is not necessary.
■
Automatically Synchronized Controller Firmware Versions
Summary of Contents for StorEdge 3000 Series
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