Specifications

Troubleshooting

111

Responding to specific alarms

Responding to a communication lost alarm

TheShelfManagerisnotgettingkeep‐aliveresponsesfromthetargetFRU ,usuallybecause

theFRUwasextractedwithoutgoingthroughthenormalhot‐swapextractionprocedure.Try

thesesteps:

•IftheFRUhasbeenremoved,theFRUcanberemovedfromtheRPTusingHPIcontrol

0x101eonthe

ShelfManagerresource,theFailedResourceExtractcontrol.Thisalso

removesthealarm.SeetheSAFMappingSpecificationfordetails.

• Initiateadiscoveryoperationfromtheplatform‐managementCLIusingthe

rediscoverShelfcommand.Wait60secondsafterthediscoverycompletestoseeifthe

alarmisremoved.

•IftheFRUisstillintheshelf,physicallyextractandre‐inserttheFRUaccordingtothe

procedureforremovingandreplacingamoduleinthePlatformReferencemanual.

•Iftheconditionstillpersists,afirmwarelockuporotherhardwareproblemmayhave

occurredintheIPMCorMMC.However,thefullsetofFRUstowhichcommunicationhas

beenlostshouldbeanalyzedforpatterns.Theanalysismayindicateaproblemaffecting

multipleFRUsoraffectingahubmodule’sabilitytocommunicatewithallotherFRUs.

Iftheconditionpersists,contactRadisysTechnicalSupportforassistance.

Responding to an IPMB disabled alarm

TheinterfacebetweentheIPMCandtheexternalbushasbeendisabledbytheIPMC.

1. IfaFRUlosescontactwiththeIPMB,querytheFRU’sIPMBsensortodeterminethe

reason.

2. IftheentireIPMBisdown,theShelfManagermodulegeneratesanalarm.Querythe

module’ssensortodeterminethereason.

TointerpretthevaluesofthephysicalIPMB‐0sensors,seetheAdvancedTCABase

Specification.Iftheconditionpersists,contactRadisysTechnicalSupportforassistance.

Responding to a Resource Failed alarm

Thefollowingsymptomsapplytothisalarm:

•AFRUenterstheResourceFailedstateandaResourceFailedalarmisaddedtotheDomain 

AlarmTable.

•TheFRUmaybeperiodicallyenteringandleavingtheResourceFailedstateaswell.