Lenovo System x3550 M4 - Hypervisor Problems

•FollowthesuggestedactionsintheorderinwhichtheyarelistedintheActioncolumnuntiltheproblemis
solved.
•Ifanactionstepisprecededby“(Trainedtechnicianonly),”thatstepmustbeperformedonlybyatrained
technician.
•Gotothesupportwebsiteathttp://www.lenovo.com/supporttocheckfortechnicalinformation,hints,tips,
andnewdevicedriversortosubmitarequestforinformation.
SymptomAction
6.Reseatthebackplanepowercableandrepeatsteps2onpage141through4
onpage141.
7.Reseatthebackplanesignalcableandrepeatsteps2onpage141through4
onpage141.
8.Suspectthebackplanesignalcableorthebackplane:
•Iftheserverhaseighthot-swapbays:
a.Replacetheaffectedbackplanesignalcable.
b.Replacetheaffectedbackplane.
9.See“Problemdeterminationtips”onpage159.
Multipleharddiskdrivesfail.
Makesurethattheharddiskdrive,SAS/SATAadapter,andserverdevicedrivers
andfirmwareareatthelatestlevel.
Important:Someclustersolutionsrequirespecificcodelevelsorcoordinatedcode
updates.Ifthedeviceispartofaclustersolution,verifythatthelatestlevelofcode
issupportedfortheclustersolutionbeforeyouupdatethecode.
Multipleharddiskdrivesare
offline.
1.Reviewthestoragesubsystemlogsforindicationsofproblemswithinthe
storagesubsystem,suchasbackplaneorcableproblems.
2.See“Problemdeterminationtips”onpage159.
Areplacementharddiskdrive
doesnotrebuild.
1.Makesurethattheharddiskdriveisrecognizedbytheadapter(thegreenhard
diskdriveactivityLEDisflashing).
2.ReviewtheSAS/SATAadapterdocumentationtodeterminethecorrect
configurationparametersandsettings.
Agreenharddiskdriveactivity
LEDdoesnotaccurately
representtheactualstateof
theassociateddrive.
IfthegreenharddiskdriveactivityLEDdoesnotflashwhenthedriveisinuse,run
theDSAPrebootdiagnosticprogramstocollecterrorlogs(see“RunningtheDSA
Prebootdiagnosticprograms”onpage137
).
•Ifthereisaharddiskdriveerrorlog,replacetheaffectedharddiskdrive.
•Ifthereisnodiskdriveerrorlogerrorlog,replacetheaffectedbackplane.
Anyellowharddiskdrive
statusLEDdoesnotaccurately
representtheactualstateof
theassociateddrive.
1.IftheyellowharddiskdriveLEDandtheRAIDadaptersoftwaredonotindicate
thesamestatusforthedrive,completethefollowingsteps:
a.Turnofftheserver.
b.ReseattheSAS/SATAadapter.
c.Reseatthebackplanesignalcableandbackplanepowercable.
d.Reseattheharddiskdrive.
e.TurnontheserverandobservetheactivityoftheharddiskdriveLEDs.
2.See“Problemdeterminationtips”onpage159.
Hypervisorproblems
Usethisinformationtosolvehypervisorproblems.
Chapter4.Troubleshooting141