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E-Series Persistent cache backup device has failed - AutoSupport Message

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Applies to

NetApp E-Series

Event Summary

Persistent cache backup device has failed is reported in SANtricity System Manager.

The mSATA drive, used for flushing cache in the events of power down or sudden loss of power has failed

Note: There can also be alerts indicating the cache is disabled or suspended. This is to be expected if the cache backup device fails.

Validate

Storage Array Profile shows cache backup device is failed.

Example

Cache Backup Device
   Status:                    Failed
   Type:                      SATA flash drive
   Location:                  Controller B, Connector SATA 2
   Capacity:                  8,192 MB
   Product ID:                SV9MST6D030GLM22
   Part number:               Not Available
   Serial number:             SPG19020KXS
   Revision level:            FW11
   Manufacturer:              XceedLi
   Date of manufacture:       Not available

Resolution

Solution might require a part replacement. Please contact NetApp Technical Support or log into the NetApp Support Site to create a case. Reference this article for further assistance.

Additional Information

False entry in the E-series Recovery GURU for 'Cache Backup Device Failed' after controller replacement

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