Write-back caching forcibly disabled with BAD BBU
Applies to
E2724
Issue
- Decoded MEL by MEL PARSER, write-back caching forcibly disabled for BAD BBU(Battery Backup Units).
Example:
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
- Battery replacement required is seen in
Storage Array Profile
.
Example:
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