Skip to main content
NetApp Knowledge Base

Node reboot following multi sensor failures due to unconfigured console server or dangling cable

  1. Last updated
  2. Save as PDF
Views:
762
Visibility:
Public
Votes:
1
Category:
aff-series
Specialty:
hw
Last Updated:

Applies to

  • AFF A700
  • ONTAP 9.5
  • CHASSIS FAN FRU FAILED
  • CHASSIS POWER DEGRADED

Issue

  • Node reboots due to Environmental Shutdown
  • Alerts regarding the chassis power being degraded
  • Multiple misread sensors resulting in components reporting as failed

System Notification (CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1, PSU3.) ERROR
System Notification (CHASSIS FAN FRU FAILED: FanA1 F1) ERROR

[Node-1: env_mgr: nvram.battery.sensor.unreadable:EMERGENCY]: The NVRAM battery state cannot be determined because the 'Bat Curr' sensor is unreadable. To prevent data loss, the system will shut down in 5 minutes.
[Node-1: env_mgr: monitor.chassisFan.degraded:alert]: Chassis fan is degraded: FanA1 Voltage is unreadable
[Node-1: env_mgr: monitor.chassisFan.degraded:alert]: Chassis fan is degraded: FanA1 Current is unreadable

[Node-1: env_mgr: monitor.chassisFan.stop:error]: Chassis fan contains at least one stopped fan: FanA1 F1 at failed
[Node-1: env_mgr: monitor.chassisFan.stop:error]: Chassis fan contains at least one stopped fan: FanA1 F2 at failed
[Node-1: env_mgr: monitor.chassisFan.stop:error]: Chassis fan contains at least one stopped fan: FanA1 F3 at failed
[Node-1: env_mgr: monitor.chassisFan.stop:error]: Chassis fan contains at least one stopped fan: FanA1 F4 at failed

[Node-1: statd: monitor.shutdown.emergency:EMERGENCY]: Emergency shutdown: Environmental Reason Shutdown (Multiple fans failed)
[Node-1: splog_main: mgr.boot.reason_abnormal:EMERGENCY]: System rebooted after a panic.

 

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.