NetApp E-Series 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 applicatio...NetApp E-Series 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 Capacity: 3'072 MB