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キャッシュバックアップデバイスの寿命が終わりたときにEシリーズで誤ったアラートが生成される

環境

NetApp Eシリーズ

問題

EシリーズSANtricityのSystem ManagerおよびAutoSupportレポートに「Cache backup device at end of life」アラートが表示されますが、キャッシュバックアップデバイスの「Endurance remaining」の値が 100%に近いか等しい値になっています。

Recovery Guru(recovery-guru-procedures.html)

CACHE_BACKUP_DEVICE_AT_END_OF_LIFE-Recovery
Failure Type Code: 499

ストレージアレイプロファイル(storage-array-profile.txt)

Cache Backup Device
Status:           Optimal
Type:            SATA flash drive
Location:          Controller A, Connector SATA 1
Capacity:          8,192 MB
Wear Life Used:       0%
Endurance Remaining:     100%
 
Cache Backup Device
Status:           Optimal
Type:            SATA flash drive
Location:          Controller B, Connector SATA 1
Capacity:          8,192 MB
Wear Life Used:       0%
Endurance Remaining:     100%

 

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