Lenovo ThinkServer - Page 22

Reliability,availability,andserviceability
Reliability,availability,andserviceability(hereinafterreferredtoasRAS)arethreeimportantserverdesign
features.TheRASfeatureshelpyoutoensuretheintegrityofthedatastoredontheserver,theavailabilityof
theserverwhenyouneedit,andtheeasewithwhichyoucandiagnoseandcorrectproblems.
YourserverhasthefollowingRASfeatures:
•Securityfeatures
–Serverlocks(see“Serverlocks”onpage22)
–Administratorpasswordanduserpasswordtohelpprotectunauthorizedaccesstotheserver(see
“Usingpasswords”onpage65)
–TrustedPlatformModule(TPM)connectoronthesystemboardforaTPMmodule,whichisasecurity
chip,tohelpprotectyourserverandstrengthenserversecurity
Note:TheTPMmoduleisonlyavailableinsomemodels.
–Remotemonitoringorcontrolbyanadministratortoprovideprotectionorhelp
–Hot-swapredundantpowersupplymodulestohelpyouavoidsignicantinterruptiontotheoperation
ofthesystemwhenapowersupplymodulefails(availableinsomemodels)
•Basicsystemmanagementfeatures
–Abilitytostorethepower-onself-test(POST)hardwaretestresults
–BIOSSetupUtilityprogram
TheBIOSSetupUtilityprogramhelpsyouviewtheserverinformationandconguretheserverinthe
pre-operatingsystemenvironment.See“UsingtheSetupUtilityprogram”onpage55
.
–BMCandIntelligentPlatformManagementInterface(IPMI)2.0
ThesystemboardplatformmanagementsubsystemisbasedontheintegratedBMCfeatures.The
BMCisamanagementchipthatisintegratedonthesystemboardofyourserver.WiththeBMCchip,
nomatterwhatconditiontheserveroperatingsystemisinandnomatteriftheserverisonoroff,aslong
astheserverisconnectedtonetworkandanacpowersource,theinteractionwiththeBMCcontrolled
serverscanbeachievedthroughsystemnetwork.Theusercanobtaintheserverhardwarehealth
informationandsystemeventlog(SEL),andisabletoconducttheoperationsincludingturningonor
offtheserver,restartingtheserver,lockingthepowerswitchonthefrontpanel,andsoon.Thispartof
theservermanagementisindependentoftheoperatingsystemandiscalledout-of-bandmanagement.
ThesystemboardplatformmanagementsubsystemconsistsoftheintegratedBMC,communication
buses,sensors,BasicInputOutputSystem(BIOS),andservermanagementrmware.Itisresponsible
forerrormanagementandreporting,systempowercontrol,thermalmonitoring,systemfancontrol,
andothermanagementfeatures.TheBMCprovidessystemmanagementandmonitoringfeatures
basedontheIPMI2.0specication.IPMIhelpslowertheoverallcostsofservermanagement.Youcan
ndmoreinformationaboutIPMI2.0fromtheWebsiteofIntel.TheBMCalsosupportssomenon-IPMI
features,suchastheDynamicHostCongurationProtocol(DHCP)andthePlatformEnvironment
ControlInterface(PECI),toprovidemoresystemmanagementfunctions.
RefertotheRemoteManagementModuleUserGuideonthedocumentationDVDthatcomeswithyour
serverformoreinformation.
–Hot-swapfeature
Somemodelssupporthot-swapharddiskdrivesandorhot-swapredundantpowersupplymodules.
Withthehot-swapfeature,youcaninstall,remove,orreplaceharddiskdrivesorafailingpowersupply
modulewithoutturningofftheserver.
10ThinkServerUserGuide