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Chassis temperature state is unknown: Multiple Temp sensors are unreadable

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Category:
aff-series
Specialty:
HW
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Applies to

ONTAP 9
AFF-A700
FAS9000

Issue

Node fails with errors such as, but not limited to, the following:
  • Oct 14 19:47:47 [dpssnet01-01:monitor.chassisTemperature.state.unknown:ALERT]: Chassis temperature state is unknown: Multiple Temp sensors are unreadable. System will be shutdown in 2 minutes.
  • PANIC: watchdog nmi on cpu 25, hang cpu is 34 in process idle: cpu25 on release 9.8P7 (C) on Fri Oct 14 19:31:56 CEST 2022

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