Unexpected Takeover due to Level 2 watchdog reset (Software NMI) on AFF A700s
Applies to
- AFF A700s
- BMC version prior to 1.81
Issue
- Case may be generated due to ASUP event
(CONTROLLER TAKEOVER COMPLETE AUTOMATIC) ALERT
- After collecting BMC logs on the affected node, the output of the
system log sel
command shows that a 'Software NMI' and 'Hard reset' were logged:
admin@BMC01:~$ system log sel
…
352 | 11/07/2020 | 00:00:20 | CriticalInt | Software NMI | Asserted
353 | 11/07/2020 | 00:00:20 | Watchdog2 | Timer interrupt | Asserted
354 | 11/07/2020 | 00:00:21 | Watchdog2 | Hard reset | Asserted
…