Root-cause analysis

Root-cause problem diagnosed for HostBusAdapter lists the root cause problem diagnosed for HostBusAdapter and the impacted classes.

Table 1. Root-cause problem diagnosed for HostBusAdapter

Class	Root cause	Event (symptoms) of root cause	Description	Impacted classes	Events
HostBusAdapter	Down	NotOperationalEvent	HBA state is either offline or fault	DataPathRedundancyGroup	ReducedLoadBalancing
					AllComponentsDown
					AtRisk
					ReducedRedundancy
				ScsiPath	Disconnected
				VMwareDatastore	NoAccess
				VirtualMachine	DownOrImpaired
				VMwareESX	HostLostConnectionToAtLeastOneDatastore
				VMwareCluster	AutoVMotionCapabilityImpaired