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KunLun 9008 V5 Alarm Handling 05

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ALM-0x0000000B CPU Undervoltage (CPU, Major Alarm)

ALM-0x0000000B CPU Undervoltage (CPU, Major Alarm)

Description

Alarm message:

CPU arg1 core voltage (arg2 V) is lower than the undervoltage threshold (arg3 V).

This alarm is generated when the voltage of the CPU arg1 Core on the mainboard is lower than the undervoltage major threshold.

Alarm object: CPU

Attribute

Alarm ID

Alarm Severity

Auto Clear

0x0000000B

Major

Yes

Parameters

Name

Meaning

arg1

Slot number of the CPU.

arg2

Current reading of the sensor.

arg3

Alarm threshold.

Impact on the System

System stability is affected, and the server may even stop responding.

Possible Causes

  • The CPU is faulty.
  • The mainboard is faulty.

Procedure

  1. Switch the CPU with a functioning CPU in the same chassis, and check whether the alarm is still generated for this CPU.

  2. Replace the CPU. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 4.

  3. Replace the mainboard. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 4.

  4. Getting Help.
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Updated: 2019-05-25

Document ID: EDOC1100023838

Views: 108012

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