Lenovo ThinkServer RD450 - Page 24

Reliability,availability,andserviceability
Reliability,availability,andserviceability(hereinafterreferredtoasRAS)arethreeimportantserverdesign
features.TheRASfeatureshelpyouensuretheintegrityofthedatastoredontheserver,theavailabilityof
theserverwhenyouneedit,andtheeasewithwhichyoucandiagnoseandcorrectproblems.
YourserverhasthefollowingRASfeatures:
•Securityfeatures
–Administratorpasswordanduserpasswordtohelpprotectunauthorizedaccesstotheserver(see
“Usingpasswords”onpage54
)
–ThinkServerTrustedPlatformModule(TPM),whichisasecuritychip,tohelpenhanceserversecurity
Note:TheTPMisavailableonlyinsomemodels.
–Remotemonitoringorcontrolbyanadministratortoprovideprotectionorhelp
–Hot-swapredundantpowersuppliestohelpavoidsignificantinterruptiontotheoperationofthe
systemwhenapowersupplyfails
–Anintrusionswitchthatinformsyouthattheservercoverisnotproperlyinstalledorclosedbycreating
aneventinthesystemeventlog(SEL)
•Basicsystemmanagementfeatures
–Abilitytostorethepower-onself-test(POST)hardwaretestresults
–BIOSSetupUtilityprogram
TheBIOSSetupUtilityprogramhelpsyouviewtheserverinformationandconfiguretheserverinthe
pre-operatingsystemenvironment.See“UsingtheSetupUtilityprogram”onpage51
.
–TSM(alsoknownasBMC)andIntelligentPlatformManagementInterface(IPMI)2.0
ThesystemboardplatformmanagementsubsystemisbasedontheintegratedTSMfeatures.The
TSMisamanagementchipthatisintegratedonthesystemboardofyourserver.WiththeTSM,no
matterwhatconditiontheserveroperatingsystemisinandnomatteriftheserverisonoroff,aslong
astheserverisconnectedtonetworkandanacpowersource,theinteractionwiththeTSM-controlled
serverscanbeachievedthroughsystemnetwork.Theusercanobtaintheserverhardwarehealth
informationandsystemeventlog(SEL),andisabletoconducttheoperationsincludingturningonor
offtheserver,restartingtheserver,andsoon.Thispartofservermanagementisindependentofthe
operatingsystemandiscalledout-of-bandmanagement.
ThesystemboardplatformmanagementsubsystemconsistsoftheintegratedTSM,communication
buses,sensors,theBIOS,andservermanagementfirmware.Itisresponsibleforerrorreporting,
systempowercontrol,thermalmonitoring,systemfancontrol,andothermanagementfeatures.The
TSMprovidessystemmanagementandmonitoringfeaturesbasedontheIPMI2.0specification.IPMI
helpslowertheoverallcostsofservermanagement.YoucanfindmoreinformationaboutIPMI2.0
fromtheWebsiteofIntel.TheTSMalsosupportssomenon-IPMIfeatures,suchastheDynamicHost
ConfigurationProtocol(DHCP)andthePlatformEnvironmentControlInterface(PECI),toprovide
moresystemmanagementfunctions.
Youcanfindthedefaultusername,password,andotherinformationfortheTSMintheThinkServer
SystemManagerUserGuide,whichisavailablefordownloadat:
http://www.lenovo.com/UserManuals
–Hot-swapfeature
Yourserversupportshot-swapstoragedrives(includingharddiskdrivesandsolid-statedrives)and
hot-swapredundantpowersupplies.Withthehot-swapfeature,youcaninstall,remove,orreplacea
hot-swapdevicewithoutturningofftheserver.
10ThinkServerRD450UserGuideandHardwareMaintenanceManual