Issue Node goes down with the following example of the controller disruption message: Panic String: watchdog nmi on cpu 3, hang cpu is 0 in process idle: cpu3 on release 9.8 NetApp FAS8700, FAS8300, o...Issue Node goes down with the following example of the controller disruption message: Panic String: watchdog nmi on cpu 3, hang cpu is 0 in process idle: cpu3 on release 9.8 NetApp FAS8700, FAS8300, or AFF A400 storage systems might experience an unresponsive CPU, followed by a watchdog non-maskable interrupt (NMI) system disruption.