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S5500T V1R1 controller A offline

Publication Date:  2014-08-27 Views:  120 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