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S5500T V1R1 controller A offline

Publication Date:  2014-08-27 Views:  54 Downloads:  0
Issue Description
version:
    S5500T V1R1C00

Symptom:
Alarm occurred on customer side. Information as below.
Alarm Information
controller A offline
Handling Process
Debug method:
1. Open log file \msg_other\msg_other\Messages\log_reset_xx_poweron.txt, we can see “reason = mce reset”

MCE means Memory Check Exception. When storage find something wrong with memory, it will reset controller to protect data.
Root Cause
Root cause:
MCE reset on controller A.
Suggestions
Solution:
Replace controller A.

END