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Exachk Reports Master (Rack) Serial Number Does Not Match for Exadata (Doc ID 1634742.1)

Last updated on SEPTEMBER 24, 2021

Applies to:

Exadata Database Machine V2 - Version All Versions to All Versions [Release All Releases]
Exadata Database Machine X2-8 - Version All Versions to All Versions [Release All Releases]
Exadata X3-2 Hardware - Version All Versions to All Versions [Release All Releases]
Exadata X3-8 Hardware - Version All Versions to All Versions [Release All Releases]
Exadata X4-2 Hardware - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

 Customer owns V2 in half configuration
Initial configuration:
  4 db server
  7 cells
  2 infiniband switch

Actual configuration: The rack physically is not splitted.
  2 db server + 3 cells
  2 db server + 4 cells


First environment:
db node: EXA001, EXA002
cell node:
EXACEL001, EXACEL002, EXACEL003

Second environment:
db node: EXA003, EXA004
cell node:
EXACEL004, EXACEL005, EXACEL006, EXACEL007

All servers have the same system_identifier.

On exechk execution only for second environment:
./exachk -clusternodes EXA003,EXA004

Exachk version used --2.2.3.2_20131213
Status on Cluster Wide:
FAIL => Master (Rack) Serial Number does not match across database servers and storage servers or not set on one or more server ---- Failure error.
 

EXA003 = Sun Oracle Database Machine 1007AK*
EXACEL004 = Sun Oracle Database machine 1007AK*
EXACEL005 = Sun Oracle Database machine 1007AK*
EXACEL006 = Sun Oracle Database machine 1007AK*
EXACEL007 = Sun Oracle Database machine 1007AK*
EXA004 = Sun Oracle Database machine 1007AK*


Using the command "ipmitool sunoem cli 'show /SP system_identifier'" all server reports the correct Exadata serial number: Sun Oracle Database machine 1007AK*.

And exachk fails for FAIL => Master (Rack) Serial Number does not match across database servers and storage servers or not set on one or more server ---- Failure error.

Cause

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