Hard disk backboard device and communication link fault detection method

The invention provides a hard disk backboard device and a communication link fault detection method. The hard disk backboard device comprises a hard disk backboard, a hard disk, a first storage expansion board, a second storage expansion board, a first disk array card and a second disk array card, t...

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Bibliographic Details
Main Author NIU WEIXING
Format Patent
LanguageChinese
English
Published 07.05.2024
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:The invention provides a hard disk backboard device and a communication link fault detection method. The hard disk backboard device comprises a hard disk backboard, a hard disk, a first storage expansion board, a second storage expansion board, a first disk array card and a second disk array card, the first storage expansion board and the second storage expansion board are respectively connected with the hard disk backboard, and the hard disk backboard is also connected with the hard disk; the first storage expansion board is connected with the first disk array card, and the second storage expansion board is connected with the second disk array card; the first storage expansion board comprises a first chip, the second storage expansion board comprises a second chip, and the first chip is used for sending a link switching signal to the second chip under the condition that the first disk array card fails so as to disable a communication link between the first disk array card and the hard disk; and starting a co
Bibliography:Application Number: CN202410084398