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System with an internal shelf shows MIDPLANE VPD FAULT

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ontap-9
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hw
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Applies to

  • ONTAP 9
  • Systems which have an internal shelf

Issue

  • A NONCRITICAL fault can be seen in the storage show fault output on an internal shelf with a MIDPLANE VPD FAULT status:

PSM:
Element Status                      Status Bytes  Status Descriptions
  1 [NSM16E A]    : NONCRITICAL       03,0C,00,00   MIDPLANE VPD FAULT, MASTER
  2 [NSM16E B]    : OK                01,00,00,00

  • In the chassis fru show output, there may be a PSU shown as NOT_PRESENT:

Cluster::*> chassis fru show
  (system chassis fru show)

Chassis ID          FRU        Type     State       Nodes Sharing the FRU
------------------- ---------- -------- ----------- -----------------------
Chassis_ID     Node02 controller ok Node02
Chassis_ID     Node01 controller ok Node01
Chassis_ID     PSU1 FRU   psu      GOOD        Node02
Chassis_ID     PSU2 FRU   psu      GOOD        Node02,
                                                    Node01
Chassis_ID     PSU1 FRU   psu      NOT_PRESENT Node01
9 entries were displayed.

  • Within the logs you may see the same PSU as degraded with a mismatch message:

Tue Jul 15 15:55:57 -0500 [Node01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU Mismatch is detected
Tue Jul 15 15:55:57 -0500 [Node01: env_mgr: callhome.chassis.ps.degraded:error]: Call home for PSU Mismatch Detected

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