1. If the controller to be serviced is not at the LOADER prompt, perform the following steps:
a. Select the Maintenance mode option from the displayed menu.
b. After the controller boots to Maintenance mode, halt the controller:
halt
After you issue the command, you should wait until the system stops at the LOADER prompt.
During the boot process, you can safely respond
y
to prompts:
2. At the LOADER prompt, access the special drivers specifically designed for system-level diagnostics to
function properly:
boot_diags
During the boot process, you can safely respond
y
to the prompts until the Maintenance mode prompt (*>)
appears.
3. Run diagnostics on the caching module:
sldiag device run -dev fcache
4. Verify that no hardware problems resulted from the replacement of the caching module:
sldiag device
status -dev fcache -long -state failed
System-level diagnostics returns you to the prompt if there are no test failures, or lists the full status of
failures resulting from testing the component.
5. Proceed based on the result of the preceding step:
If the system-level diagnostics
tests…
Then…
Were completed without any
failures
a. Clear the status logs:
sldiag device clearstatus
b. Verify that the log was cleared:
sldiag device status
The following default response is displayed:
SLDIAG: No log messages are present.
c. Exit Maintenance mode:
halt
The controller displays the LOADER prompt.
d. Boot the controller from the LOADER prompt:
bye
e. Return the controller to normal operation:
If your controller is in…
Then…
An HA pair
Perform a give back:
storage failover giveback -ofnode
replacement_node_name
If you disabled automatic giveback, re-enable it with
the storage failover modify command.
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