AFF or FAS 80x0 node is taken over with power good de-asserted SP events

Applies to

• AFF and FAS 8000 series
  • AFF8080
  • AFF8060
  • AFF8040
  • AFF8020
  • FAS8080
  • FAS8060
  • FAS8040
  • FAS8020

Issue

• Automatic takeover occurs of an AFF or FAS 8000 seris node, which may or may not be able to reboot to Waiting for Giveback
• NetApp Active IQ reports automatic failover:

HA Group Notification (CONTROLLER TAKEOVER COMPLETE AUTOMATIC) ALERT

• SP logs gathered from down node indicate NMI with Power Good de-asserted events in the event log:

Record 2539: Sun Feb 28 15:43:20.796297 2021 [Agent.notice]: 561.059: 29 : Non-maskable Interrupt from PCH to CPU asserted 
Record 2540: Sun Feb 28 15:43:20.796468 2021 [Agent.notice]: 561.059: 49 : PCH Platform Reset asserted 
Record 2541: Sun Feb 28 15:43:20.796617 2021 [Agent.notice]: 561.060: 0 : CPU Power Good from PCH via voltage translation de-asserted 
Record 2542: Sun Feb 28 15:43:20.796752 2021 [Agent.notice]: 561.060: 11 : Controller Attention LED asserted 
Record 2543: Sun Feb 28 15:43:20.796890 2021 [Agent.notice]: 561.060: 14 : Attention LED (at Midplane) asserted 
Record 2544: Sun Feb 28 15:43:20.797031 2021 [Agent.notice]: 561.090: 2 : CPU domain power good (from seq. CPLD) de-asserted 
Record 2545: Sun Feb 28 15:43:20.797164 2021 [Agent.notice]: 561.090: 63 : BIOS Complete from PCH de-asserted 
Record 2546: Sun Feb 28 15:43:20.797303 2021 [Agent.notice]: 561.548: 59 : NVRAM 12V Power Good de-asserted 
Record 2547: Sun Feb 28 15:43:22.906594 2021 [Agent.notice]: 671.323: 30 : Non-maskable Interrupt to PCH asserted 
Record 2548: Sun Feb 28 15:43:23.002877 2021 [Agent.notice]: 767.320: 30 : Non-maskable Interrupt to PCH de-asserted 
Record 2549: Sun Feb 28 15:43:23.026810 2021 [IPMI Event.critical]: NMI
Record 2550: Sun Feb 28 15:43:23.954074 2021 [IPMI Event.critical]: L2 watchdog timeout hard reset
Record 2551: Sun Feb 28 15:43:23.983703 2021 [Trap Event.critical]: hwassist l2_watchdog_reset (29)