After node down unexpectedly the SP remains accessible but no console output
Applies to
- FAS2750
- FAS2720
- Broadcom Management Console (BMC)
Issue
- Node down without any error and doesn't reboot.
- BMC remain accessible and multiple sensor show abnormal state.
/usr/local/bin/environ -show_all
================================
Sensor Name State Current Critical Warning Warning Critical
Reading Low Low High High
-------------------------------------------------------------------------------------------------
CPU Temp Margin failed -- C -- -- -11 C -1 C
CPU Core Temp failed -- C 0 C 5 C 100 C 105 C
PVCCIN CPU critlow 0 mV 1249 mV 1501 mV 1900 mV 2005 mV
P5V critlow 0 mV 4264 mV 4368 mV 5694 mV 5824 mV
PVDDQ DDR4 AB critlow 0 mV 1086 mV 1100 mV 1299 mV 1320 mV
PVTT DDR4 AB critlow 0 mV 546 mV 553 mV 646 mV 660 mV
P3.3V critlow 0 mV 2957 mV 3027 mV 3570 mV 3657 mV
P12V critlow 310 mV 10540 mV 10850 mV 12958 mV 13454 mV
P12V Curr critlow 0 mA 0 mA -- -- 15810 mA
- Host Power status show off and can't be change to on by excecuting
system power on.
BMC> system power status
Host Power is off
- Failed to switch to LOADER prompt via
system console. - No console output via serial console port.