Table 84 on page 135 lists the root-cause analysis done for the classes listed therein.
| Class |
Root-cause |
Events (symptoms) of root-cause |
Impacted class |
Events |
|---|---|---|---|---|
| HardwarePort |
Down |
FibreChannelSwitchPort Down |
FibreChannelSwitchPort |
NotOperational |
| ScsiPath |
||||
| PortLink |
Down |
PortLink Down |
PortLink |
Disconnected |
| ScsiPath |
||||
| PhysicalDisk |
Down |
DiskFault |
PhysicalDisk |
|
| Degraded |
RAIDGroup |
|||
| PerformanceMightBeImpaired |
VirtualMachine |
|||
| DiskRebuildEvent |
SparePhysicalDisk |
|||
| PhysicalDisk |
DiskRebuild |
DiskRebuildEvent |
PhysicalDisk |
|
| Degraded |
RAIDGroup |
|||
| PerformanceMightBeImpacted |
VirtualMachine |
|||
| InterSwitchLink |
Down |
Disconnected |
ISLGroup |
ReducedBandwidth |
| AtRisk |
||||
| ReducedRedundancy |
||||
| AllComponentsDown |
||||
| DataPathRedundancyGroup |
ReducedLoadBalancing |
|||
| AllComponentsDown |
||||
| AtRisk |
||||
| ReducedRedundancy |
||||
| ScsiPath |
Disconnected |
|||
| VMwareDatastore |
NoAccess |
|||
| VirtualMachine |
DownOrImpaired |
|||
| VMwareESX |
HostLostConnectionLeastOneDatastore |
|||
| VMwareCluster |
AutoVMotionCapabilityImpaired |
|||
| FiberChannelSwitch |
FibreChannelSwitchPort connected to ESX hosts disconnected |
PortLink::Down |
ScsiPath |
Disconnected |
| DataPathRedundancyGroup |
ReducedRedundancy |
|||
| PortLink |
Disconnected |
|||
| FibreChannelSwitchPort connected to ESX hosts disabled |
FibreChannelSwitchPort:: Down |
ScsiPath |
Disconnected |
|
| DataPathRedundancyGroup |
ReducedRedundancy |
|||
| FibreChannelSwitchPort |
NotOperational |
|||
| FibreChannelSwitchPort connected to ISLGroup disabled |
FibreChannelSwitchPort::Down |
InterSwitchLink |
Disconnected |
|
| ISLGroup |
ReducedRedundancy ReducedBandwidth |
|||
| FiberChannelSwitchPort |
NotOperational |
|||
| Multiple FiberChannelSwitchPorts disabled |
FibreChannelSwitchPort::Down |
InterSwitchLink |
Disconnected |
|
| ISLGroup |
AtRisk |
|||
| FibreChannelSwitchPort |
NotOperational |
|||
| FiberChannelSwitch shut down |
FibreChannelSwitchPort:: Down |
FibreChannelSwitch |
Faulty |
|
| VMWareESX |
HostLostAtLeastOneDatastore |
|||
| VMWareDataStore |
NoAccess |
|||
| VMwareCluster |
AutoVMotionCapabilityImpaired AllComponentsDown |
|||
| ScsiPath |
Disconnected |
|||
| DataPathRedundancyGroup |
AllComponentsDown |
|||
| Host |
PingUnresponsive Unresponsive |
