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E-Series Cache Backup Device Insufficient Capacity

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Applies to

NetApp E-Series

Issue

  • In the E-Series AutoSupport data, the RECOVERY-GURU-PROCEDURES file contains the following failure entry. The same entry may be found in SANtricity System Manager management application.
CACHE_BACKUP_DEVICE_INSUFFICIENT_CAPACITY-Recovery Failure Type Code: 253 reported 
  • In the E-Series AutoSupport data, the CONTROLLERS section in the storage-array-profile  log file indicates that the cache backup device status is unknown. 
Cache Backup Device
Status: UNKNOWN
Type: USB flash drive
Location: Controller B, Connector USB 1
Capacity: 3'072 MB
Product ID: Ext Hard Disk
Part number: Not Available
Serial number: 0000
Revision level: 0000
Manufacturer: OEM
Date of manufacture: Not available

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