1797-Slot X Drive Array – Write-Back Cache Restore Previously Failed

Symptom

1797-Slot X Drive Array – Write-Back Cache Restore Previously Failed. Caching is disabled.

Cause
  • An issue occurred with reading from the Write-Back Cache.
  • A failure occurred with writing to the DDR memory.
  • A failure occurred with reading or writing to the metadata stored in the Write-Back Cache.
Action
  1. Use iLO to check the HPE Smart Storage Battery charge. Verify that the battery charge is sufficient to enable caching.
  2. Be sure the cache module is seated properly.
  3. Reseat the cache module.
  4. Replace the cache module.
  5. If the data is corrupt, restore previous backup data.
    For more information, see the server maintenance and service guide on the Hewlett Packard Enterprise website.