NetApp StorageGRID Webscale SG5700 Series Hardware Installation And Maintenance Manual page 62

62 | Hardware Installation and Maintenance Guide for SG5700 Appliances
b. Stop all StorageGRID Webscale services:
/etc/init.d/servermanager stop
c. Shut down the E5700SG controller:
shutdown -h now
d. Wait for any data in cache memory to be written to the drives.
The green Cache Active LED on the back of the E2800 controller is on when cached data
needs to be written to the drives. You must wait for this LED to turn off.
2. Turn off the power.
a. From the home page of SANtricity System Manager, select View Operations in Progress.
b. Confirm that all operations have completed.
c. Turn off both power switches on the appliance.
d. Wait for all LEDs to turn off.
3. If the StorageGRID Webscale networks attached to the controller use DHCP servers:
a. Note the MAC addresses for the ports on the replacement controller (located on labels on the
controller).
b. Ask your network administrator to update the IP address settings for the original controller to
reflect the MAC addresses for the replacement controller.
Attention:
updated before you apply power to the replacement controller. Otherwise, the controller
will obtain new DHCP IP addresses when it boots up and might not be able to reconnect to
StorageGRID Webscale. This step applies to all StorageGRID Webscale networks that are
attached to the controller.
4. Follow the instructions in the replacement procedure for the E5700SG controller to complete
these steps:
Note: The instructions for the E5700 controller describe how to remove the battery and the host
interface card (HIC) from a failed controller and install them in a replacement controller. You
can skip those steps—the E5700SG controller does not include a battery and the replacement
controller should already include a HIC.
a. Label the cables and then disconnect the cables and SFPs.
Attention:
cables.
b. Remove the failed controller from the appliance.
c. Install the replacement controller into the appliance.
d. Replace the cables and SFPs.
e. Power on the appliance and monitor the controller LEDs and seven-segment displays.
After the controllers have successfully booted up, the seven-segment displays should show the
following:
• E2800 controller:
The final state is
• E5700SG controller:
The final state is
You must ensure that the IP addresses for the original controller have been
To prevent degraded performance, do not twist, fold, pinch, or step on the
.
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HA