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E9000 Server V100R001 HMM Alarm Handling 19

This document describes E9000 server alarms in terms of the meaning, impact on the system, possible causes, and solutions.
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Slot: Incorrect SAS Cable Connection (Major, SAS Cable)

Slot: Incorrect SAS Cable Connection (Major, SAS Cable)

Description

Alarm message:

Config error

or

The SAS or PCIe cable to [arg1] disk backplane arg2 is incorrectly connected. 

This alarm is generated when the SAS or PCIe cable is connected incorrectly.

This alarm is generated by the following sensor:

SAS Cable

Attribute

Alarm ID

Alarm Severity

Auto Clear

0x1B01FFFF

Major

Yes

Impact on the System

Data cannot be read or written.

Possible Causes

  • The SAS cables are connected incorrectly.
  • The SAS cables are faulty.
  • The RAID controller card is faulty.
  • The hard disk backplane is faulty.

Procedure

  1. Check whether the SAS cables are correctly connected.

    For details, see the compute node user guide.
    • If yes, go to 3.
    • If no, go to 2.

  2. Connect the SAS cables in correct sequence. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to 3.

  3. Remove and reconnect the SAS cables. Then, check whether the alarm is cleared.

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

  4. Replace the SAS cables. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to 5.

  5. Replace the RAID controller card or the riser card holding the PCIe RAID card. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to 6.

  6. Replace the hard disk backplane. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to 7.

  7. On the HMM WebUI, choose System Management > Information Collection, and collect logs.
  8. Contact Huawei technical support.
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Updated: 2018-08-16

Document ID: EDOC1000015902

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