Skip to main content
NetApp Knowledge Base

Multiple chassis FAN/PSU reported as failed by a single node in shared chassis

  1. Last updated
  2. Save as PDF
Views:
416
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
hw
Last Updated:

Applies to

  • ONTAP 9
  • AFF-A300
  • FAS8200

Issue

  • Multiple PSU's and Chassis FANs were reported as failed via a single node, While the partner node sharing the chassis reported the FRU's to be healthy
  • The event log lists the error as mentioned below:

Fri Aug 16 16:24:06 +0900 [Node-01: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Ambient Temp 1) is not readable.
Fri Aug 16 16:24:06 +0900 [Node-01: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Ambient Temp 2) is not readable.
Fri Aug 16 16:24:37 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Fan1 Speed is Unreadable
Fri Aug 16 16:24:37 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Fan1 Fault is Unreadable
Fri Aug 16 16:24:37 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Fan2 Speed is Unreadable
Fri Aug 16 16:24:37 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Fan2 Fault is Unreadable
Fri Aug 16 16:24:37 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Over Temp is Unreadable
Fri Aug 16 16:24:37 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Over Volt is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Over Curr is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Crest Factor is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 InPower Monitor is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Temperature is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Current is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Fan1 Speed is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Fan1 Fault is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Fan2 Speed is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Fan2 Fault is Unreadable
Fri Aug 16 16:24:38 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Over Temp is Unreadable
Fri Aug 16 16:24:39 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Over Volt is Unreadable
Fri Aug 16 16:24:39 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Over Curr is Unreadable
Fri Aug 16 16:24:39 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 Crest Factor is Unreadable
Fri Aug 16 16:24:39 +0900 [Node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 2 is degraded: PSU2 InPower Monitor is Unreadable
Fri Aug 16 16:24:44 +0900 [Node-01: power_low_monitor: monitor.chassisPower.degraded:alert]: Chassis power is degraded: Power Supply Status Critical: PSU1, PSU2.
Fri Aug 16 16:24:44 +0900 [Node-01: power_low_monitor: callhome.chassis.power:error]: Call home for CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1, PSU2.

  • SP/BMC is on the latest version 
  • Issue persists even after
    • Reboot SP/BMC  
    • Takeover/Giveback -OR- Takeover, Motherboard reseat, Giveback the node reporting fault 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.