. Although data on the caching module is encrypted, you might want to erase any data from the impaired
caching module and verify that the caching module has no data:
.. Erase the data on the caching module:
system controller flash-cache secure-erase run
.. Verify that the data has been erased from the caching module:
system controller flash-cache
secure-erase show -node node_name
+
The output should display the caching module status as erased.
• You must replace the failed component with a replacement FRU component you received from your
provider.
Step 1: Shut down the impaired controller
You can shut down or take over the impaired controller using different procedures, depending on the storage
system hardware configuration.
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