Applies to ONTAP 9 AFF Systems FAS Systems CriticalPSUFruOffAlert Issue system health subsystem show reports environment is degraded. system health alert show reports CriticalPSUFruOffAlert Node: loca...Applies to ONTAP 9 AFF Systems FAS Systems CriticalPSUFruOffAlert Issue system health subsystem show reports environment is degraded. system health alert show reports CriticalPSUFruOffAlert Node: localhost Monitor: chassis Alert ID: CriticalPSUFruOffAlert Alerting Resource: xxxxxxxxxxxxx Subsystem: Environment Indication Time: Mon Feb 12 13:13:46 2024 Perceived Severity: Critical Probable Cause: Loss_of_redundancy Description: PSU1 FRU is off. The nodes in this chassis are localhost.