Lenovo System x3250 M5 - Using the Integrated Management Module II (IMM2)

UsingtheIntegratedManagementModuleII(IMM2)
TheIntegratedManagementModuleII(IMM2)isasecondgenerationofthefunctionsthatwereformerly
providedbythebaseboardmanagementcontrollerhardware.Itcombinesserviceprocessorfunctions,video
controller,andremotepresencefunctioninasinglechip.
TheIMM2supportsthefollowingbasicsystems-managementfeatures:
•Alerts(in-bandandout-of-bandalerting,PETtraps-IPMIstyle,SNMP,e-mail).
•AutoBootFailureRecovery(ABR).
•Automaticmicroprocessordisableonfailureandrestartinatwo-microprocessorconfigurationwhenone
microprocessorsignalsaninternalerror.Whenoneofthemicroprocessorsfail,theserverwilldisablethe
failingmicroprocessorandrestartwiththeothermicroprocessor.
•AutomaticServerRestart(ASR)whenPOSTisnotcompleteortheoperatingsystemhangsandthe
operatingsystemwatchdogtimertimes-out.TheIMM2mightbeconfiguredtowatchfortheoperating
systemwatchdogtimerandrebootthesystemafteratimeout,iftheASRfeatureisenabled.Otherwise,
theIMM2allowstheadministratortogenerateanonmaskableinterrupt(NMI)bypressinganNMIbutton
onthelightpathdiagnosticspanelforanoperating-systemmemorydump.ASRissupportedbyIPMI.
•Avirtualmediakey,whichenablesremotepresencesupport(remotevideo,remotekeyboard/mouse,
andremotestorage).
•Bootsequencemanipulation.
•Command-lineinterface.
•Configurationsaveandrestore.
•DIMMerrorassistance.TheUnifiedExtensibleFirmwareInterface(UEFI)disablesafailingDIMMthat
isdetectedduringPOST,andtheIMM2lightstheassociatedsystemerrorLEDandthefailingDIMM
errorLED.
•Environmentalmonitorwithfanspeedcontrolfortemperature,voltages,fanfailure,powersupplyfailure,
andpowerbackplanefailure.
•IntelligentPlatformManagementInterface(IPMI)SpecificationV2.0andIntelligentPlatformManagement
Bus(IPMB)support.
•Invalidsystemconfiguration(CONFIG)LEDsupport.
•LightpathdiagnosticsLEDsindicatorstoreporterrorsthatoccurwithfans,powersupplies,
microprocessor,harddiskdrives,andsystemerrors.
•Localfirmwarecodeflashupdate
•Nonmaskableinterrupt(NMI)detectionandreporting.
•Operating-systemfailurebluescreencapture.
•PCIconfigurationdata.
•Power/resetcontrol(power-on,hardandsoftshutdown,hardandsoftreset,schedulepowercontrol).
•Querypower-supplyinputpower.
•ROM-basedIMM2firmwareflashupdates.
•SerialoverLAN(SOL).
•Serialportredirectionovertelnetorssh.
•SMIhandling
•Systemeventlog(SEL)-userreadableeventlog.
TheIMM2alsoprovidesthefollowingremoteservermanagementcapabilitiesthroughtheipmitool,a
managementutilityprogram:
96LenovoSystemx3250M5InstallationandServiceGuide