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BBUに問題があるためライトバックキャッシュが強制的に無効になりました

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環境

  • SANtricityシステム
  • E2724
  • E2860

問題

  • MELパーサーによってMELがデコードされ、 不良BBU(Battery Backup Unit)に対してライトバックキャッシュが強制的に無効になりました。

例:

A:5/9/22 6:53:02 PM (09:53:02) 66045 212b Write-back caching forcibly disabled - Tray 99, Slot A - Event: BAD BBU-0,1,2,3,4,5,6,7,8,9,10,11 <--CRITICAL
A:5/9/22 6:37:58 PM (09:37:58) 66044 210a Controller cache not enabled or was internally disabled - Tray 99, Slot A - Event: BAD BBU,Battery Unusable-0
A:5/9/22 6:37:58 PM (09:37:58) 66043 7302 Low battery capacity - Tray 99, Controller 1, Slot 1 - 27C, 6.94V, 2010mAH

  • 必要なバッテリの交換については、を Storage Array Profile参照してください。

例:

Battery status:        Battery replacement required
Location:           Controller A
Age:              2,812 days
Days until replacement:    Not applicable
Last learn cycle:       4/14/22
Next learn cycle:       6/9/22
Weeks between learn cycles:  8
Part number:          PN 36540-06
Serial number:         SN SY41240573A1
Vendor:            VN LSI
Date of manufacture:      3/1/14

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