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NetApp Knowledge Base

Just one node reports increased temperature and the failure of both power supplies

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76
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Category:
aff-series
Specialty:
hw
Last Updated:

Applies to

AFF A250

Issue

  • Just one AFF A250 node reports high chassis temperature and two power supplies failures. Example:

::>event log show -event monitor*,chassis*
Severity  Event
--------- ----------------------------------------------
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 In Fault is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Fan is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 FB Hot is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Hot is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Inlet is Unreadable
ERROR     callhome.chassis.hitemp: Call home for CHASSIS OVER TEMPERATURE
EMERGENCY monitor.globalStatus.critical: Power Supply Status Critical: PSU2, PSU1. Chassis temperature is too high..
ERROR     monitor.temp.unreadable: The controller temperature (PSU2 FB Hot) is not readable.
ERROR     monitor.temp.unreadable: The controller temperature (PSU2 Hot) is not readable.
ERROR     monitor.temp.unreadable: The controller temperature (PSU2 Inlet) is not readable.
ERROR     monitor.temp.unreadable: The controller temperature (PSU1 FB Hot) is not readable.
ERROR     monitor.temp.unreadable: The controller temperature (PSU1 Hot) is not readable.
ERROR     monitor.temp.unreadable: The controller temperature (PSU1 Inlet) is not readable.
ERROR     callhome.chassis.ps.degraded: Call home for CHASSIS POWER SUPPLY DEGRADED: PS 1
EMERGENCY monitor.globalStatus.critical: Power Supply Status Critical: PSU2, PSU1.
ERROR     callhome.chassis.power: Call home for CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU2, PSU1.
ALERT     monitor.chassisPower.degraded: Chassis power is degraded: Power Supply Status Critical: PSU2,PSU1.
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 2 is degraded: PSU2 Hot is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 2 is degraded: PSU2 Inlet is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Out Fault is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Warning is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 In Fault is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Fan is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 FB Hot is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Hot is Unreadable
NOTICE    monitor.chassisPowerSupply.degraded: Chassis power supply 1 is degraded: PSU1 Inlet is Unreadable

  • All sensors are ok in the partner node:

::> system controller environment show
Node               FRU Name                       State
------------------ ------------------------------ -----------
netappv17-01       PSU2                           GOOD
netappv17-01       PSU1                           GOOD
netappv17-02       PSU2                           unknown
netappv17-02       PSU1                           unknown

  • One embedded NSM8E module reports:
[dsa_worker3: ses.status.enclWarn:error]: NS224NSM8E (S/N SHJHU0123456789) shelf 0 on channel 0s disk enclosure warning for Enclosure 1: VPD EEPROMs mismatch or unreadable. This element is on the unknown location.
[dsa_worker3: ses.status.ModuleWarn:alert]: NS224NSM8E (S/N SHJHU0123456789) shelf 0 on channel 0s PCI switch warning for PCI Switch 2: non-critical status; Backplane VPD SEEROM corrupt or unreadable. This element is on the rear of the shelf at the bottom, on shelf module (B).
  • storage show fault output:
Enclosure Status: non-critical
Channel: 0s
Shelf: 0
Shelf Type: NS224NSM8E
Module Type: NSM8E
Enclosure:
Element Status Status Bytes Status Descriptions
1: NONCRITICAL 03,00,00,00
PSM:
Element Status Status Bytes Status Descriptions
1 [NSM8E A] : NONCRITICAL 03,0C,00,00 MIDPLANE VPD FAULT, MASTER
2 [NSM8E B] : NONCRITICAL 03,04,00,00 MIDPLANE VPD FAULT
  • Issue remains after PSUs and node re-seat.
  • Issue remains with a known working PSU.
  • Issue follows one chassis slot, when swapping controllers between them.
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