富士通培训存储培训.pptx

富士通培训存储培训.pptx

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May2017FUJITSULIMITED,DX100S4/DX200S4DX100S3/DX200S3DX500S3/DX600S3DX200F/AF250/AF650Maintenance,FUJITSUCONFIDENTIAL,Copyright2017FUJITSULIMITED,RefertothefollowingdocumentswheninstallingandexpandingETERNUSDX/AFSeries.MaintenanceManual（forS3/AF）:

R11B-1393-01ENMaintenanceManual（forS4）:

R11B-1707-01ENThisnumberistheversionthatisupdatedeveryrevision.AlltheabovedocumentscanbedownloadedfromGSDWeb.（Needtoregisteryouraccountandpassword.）http:

/localhost/cache/7124143024003106/png/global,FUJITSUCONFIDENTIAL,1,Copyright2017FUJITSULIMITED,MaintenanceManual,WEBGUIMenu-Overview-,DisplayswhenloggingontoWebGUI,andindicatesthestatusofUNIT.,FUJITSUCONFIDENTIAL,2,Copyright2017FUJITSULIMITED,Overview,OverviewscreenappearswhenloggingontoUNITWhetherUnifiedOptionisenabledornotisconfirmablein“UnifiedStorage”item.,FUJITSUCONFIDENTIAL,3,Copyright2017FUJITSULIMITED,WEBGUIMenu-Components-,Displaysinformationandstatusofinstalledcomponents,andperformsvarioussettingsandcontrols.,FUJITSUCONFIDENTIAL,4,Copyright2017FUJITSULIMITED,Components,TopscreenThisscreenshowsinformationandthestatusofUNIT.,FUJITSUCONFIDENTIAL,5,Copyright2017FUJITSULIMITED,SelectanactionSelectacomponenttoexecutemaintenanceworksuchasPreventiveMaintenance,ForcedDegradation,Forcedbuilt-inandHotReduction,andvarioussettings.,Components,FUJITSUCONFIDENTIAL,6,Copyright2017FUJITSULIMITED,HotPreventiveMaintenanceThisfunctionistoreplaceacomponentwhileUNITisoperating.Targetcomponents:

CM/DIMM/BUD/CMFAN/CA/CASFP/PFM/CPSU/BCU/BTU/IOM/FEM/PSU/SASCable/HDD/SSD,Components,FUJITSUCONFIDENTIAL,7,Copyright2017FUJITSULIMITED,ForceDisableThisfunctionisusedtoforciblydegradecomponents.TargetParts:

CM/CA/CASFP/CPSU/PFM/BCU/BTU/IOM/FEM/PSU/SASCable/HDD/SSD,Components,FUJITSUCONFIDENTIAL,8,Copyright2017FUJITSULIMITED,ForceEnableThisfunctionisusedtoforciblyreinstallinthesamecomponentremovedfromthesystemduetoafailurewithoutreplacingwithanewone.TargetParts:

CM/CA/CASFP/PFM/IOM/FEM/HDD/SDD,FUJITSUCONFIDENTIAL,9,Copyright2017FUJITSULIMITED,Components,HotDEExpansionThisfunctionisusedtoexpandDEwithoutstoppingthesystem.,FUJITSUCONFIDENTIAL,10,Copyright2017FUJITSULIMITED,Components,ChannelAdapter-HotExpansionofCAThisfunctionisusedtoaddCAwithoutstoppingthesystem.,Components,FUJITSUCONFIDENTIAL,11,Copyright2017FUJITSULIMITED,ControllerModuleHotExpansionofmemoriesThisfunctionisusedtoaddmemorieswithoutstoppingthesystem.,Components,FUJITSUCONFIDENTIAL,12,Copyright2017FUJITSULIMITED,DriveEnclosureHotReductionofDriveEnclosureThisfunctionisusedtoreduceDEwithoutstoppingthesystem.,Components,FUJITSUCONFIDENTIAL,13,Copyright2017FUJITSULIMITED,ChannelAdapterHotReductionofChannelAdapterThisfunctionisusedtoreduceCAwithoutstoppingthesystem.,FUJITSUCONFIDENTIAL,14,Copyright2017FUJITSULIMITED,Components,DrivesHotReductionofDriveThisfunctionisusedtoreducedriveswithoutstoppingthesystem.,Components,FUJITSUCONFIDENTIAL,15,Copyright2017FUJITSULIMITED,IDENTIFYLEDThisfunctionenablestocontroltheblinkandon/offofIDLEDonCEpanelandCMUNIT.,Components,FUJITSUCONFIDENTIAL,16,Copyright2017FUJITSULIMITED,Drives-ErrorStatisticsThisfunctionenablestobrowseoccurrenceoferrorsindrives.,Components,FUJITSUCONFIDENTIAL,17,Copyright2017FUJITSULIMITED,DriveEnclosure-I/OModule-ErrorStatisticsPorterrorinformationThisfunctionenablestobrowseoccurrenceoferrorstheSASpath.,Components,FUJITSUCONFIDENTIAL,18,Copyright2017FUJITSULIMITED,DrivesStartDiagnosisDiskdiagnosis（Detectsdiskerrors.）,FUJITSUCONFIDENTIAL,19,Copyright2017FUJITSULIMITED,Components,DrivesSSDdataerasingThisfunctionistoeraseSSDdata.,Components,20,Copyright2017FUJITSULIMITED,ControllerEnclosureControllerModuleNASSystemVolumeRecoveryRecoversystemvolumesofNASEngine（rootfilesystem）toforciblyrecoverNASEngine.,Component,FUJITSUCONFIDENTIAL,21,Copyright2017FUJITSULIMITED,ControllerEnclosureControllerModuleNASEngineRecoveryRecovertheadministrativeregionofNASEngineandremoveinconsistencyfromtheadministrativedatatorecoverNASEngine.,Component,FUJITSUCONFIDENTIAL,22,Copyright2017FUJITSULIMITED,WEBGUIMenu-RAIDGroup-,ShowsinformationandstatusofRAIDgroupsinUNIT,andalsoconfiguressettingsandcontrols.,FUJITSUCONFIDENTIAL,23,Copyright2017FUJITSULIMITED,RAIDGroup,TopwindowReferstoalistandinformationofRAIDgroups.,FUJITSUCONFIDENTIAL,24,Copyright2017FUJITSULIMITED,RAIDGroupStartDiagnosisThisfunctionenablestoconfirmRAIDconsistencyandverifydata.,RAIDGroup,FUJITSUCONFIDENTIAL,25,Copyright2017FUJITSULIMITED,RAIDgroup-RecoverRAIDGroupThisfunctionenablestorecoverRAIDgroupswithForcedRecover（abletorecoverdata）or“RecoverwithDiskMaintenance（unabletorecoverdata）“.,RAIDGroup,FUJITSUCONFIDENTIAL,26,Copyright2017FUJITSULIMITED,WhatisaRAIDfailure?

TheredundancyislostinRAIDgroups,andadiskerrorisoccurred.Datacannotbeaccessednormally.,WhatisaRAIDfailure?

HS,ExampleofRAIDfailure（RAID5（3+1）,Failure,HS,FailureFailure,Sourcediskofrebuildingfailed,Non-redundantARAIDfailureoccurred!

DataaccesswhenRAIDfails?

DataaccesstovolumesoftheRAIDgroupwhoseRAIDfails:

Writingdata-inapplicableReadingdata-Allowstoreadsothatdataissavedasmuchaspossible.,Broken,Broken,FailedUsable,Berebuilding,FUJITSUCONFIDENTIAL,27,Copyright2017FUJITSULIMITED,DisplayofDiskStatusDisksdisconnectedwhenRAIDGroupsareredundantTransitiontotheBrokenstateDisksdisconnectedwhenRAIDGroupsarenotredundantTransitiontotheFailedUsablestate*InordertopermitDataReadwhenRAIDfails,thesystemcontinuestooperatetherelevantDisksbythetransitiontotheFailedUsablestateDisplayofRAIDGroupStatusTheRAIDGrouptransitionstotheBrokenstateExternalindicationBrokenDiskFaultLED（amber）litFailedUsableDiskFaultLED（amber）unlitMAINTENANCELEDblinksgreen,FUJITSUCONFIDENTIAL,28,Copyright2017FUJITSULIMITED,DisplaywhenRAIDfails,RecoveryfromaRAIDfailureUseRecoverRAIDGrouponWebGUI/CLItorecoverRAIDgroupfromRAIDfailurestate.Therearetwotypesofrecoveries;ForcedRecoverRAIDGroupandDriveMaintenance.DriveMaintenance（Unabletosavedata）ReplacingallthedisksinthestateofFailedUsableandBroken,discardsdataondiskstorecoverfromRAIDfailure.*AllthedataintheRAIDgrouparelost.ForcedRecoveryRAIDGroup（Abletosavedata）ThisfunctionrecoversRAIDGroupsfromthefailureswithoutreplacingFailedUsablediskswithdataretainedondisks（Aftertherecovery,theBrokendisksshouldbereplacedseparately）*Thedatasavingisnotguaranteed100%.ThedatacannotbesaveddependingoncausesofFailedUsablediskfailures.,FUJITSUCONFIDENTIAL,29,Copyright2017FUJITSULIMITED,RecoveryfromaRAIDfailure,WhendatahasnotbeenbackedupBackupdata（dataRead）inRAIDbrokenstateasmuchaspossible.Ifbackupfails,gotostep2.RecoverfromRAIFfailureswith“ForcedRecoverRAIDGroup”.Ifsucceeded,re-backupallthedata.IfbackuphasfailedorrecoveryfromRAIDfailurewasfailed,gotostep3.2.Datacannotbesaved.IfRAIDfails,recover“DriveMaintenance”toformatallthevolumesintherelevantRAIDGroup.IfRAIDdoesntfail,replaceallthe“Broken”Diskswithmaintenanceparts.4.WhenUnifiedoptionisenabled,refertoMAP0031000“UnifiedStorage:

MaintenanceProcedures”torecoverfromRAIDfailure.,FUJITSUCONFIDENTIAL,30,Copyright2017FUJITSULIMITED,GuidelineofrecoveryprocedurefromRAIDfailure,Whenbackupdataexistsordatabackuphasbeensucceeded:

IfRAIDfails,recover“DriveMaintenance”toformatallthevolumesintherelevantRAIDGroup.IfRAIDdoesntfail,replaceallthe“Broken”DisksandDisksintheFailedUsablestatewithmaintenanceparts.WhenUnifiedoptionisenabled,refertoMAP0031000UnifiedStorage:

MaintenanceProcedurestorecoverfromRAIDfailure.Restoredatafrombackupdestination.,FUJITSUCONFIDENTIAL,31,Copyright2017FUJITSULIMITED,GuidelineofrecoveryprocedurefromRAIDfailure,WEBGUIMenu-Volume-,ShowsinformationandthestatusofeachvolumeinUNIT,andconfiguressettingsandcontrols.,FUJITSUCONFIDENTIAL,32,Copyright2017FUJITSULIMITED,Volume,TopScreenThisfunctionenablestorefertothestatusofvolumes.,FUJITSUCONFIDENTIAL,33,Copyright2017FUJITSULIMITED,Volume,Volume-PinnedDataThisfunctionenablestowritebackanddeletePinneddataoccurredinUNIT.*WhendeletingPinneddatainvolumesforNAS,recoveryisrequiredinreferencetoMaintenanceProcedureforNAS.,FUJITSUCONFIDENTIAL,34,Copyright2017FUJITSULIMITED,WhatarePinnedData?

Writedatathatcannotbewrittenfrom/view13/M02/2E/35/wKh2DmFud8WAUUYsACopyright2017FUJITSULIMITED,FUJITSUCONFIDENTIAL,VisualizationofPinnedData,FUJITSUCONFIDENTIAL,36,Copyright2017FUJITSULIMITED,VisualizationofPinnedDataWhenPinnedDataoccursinUNIT,theoccurrenceanddisappearancecanbecheckedEnablestocheckBADDataoccurrencesfromGUI/CLIExternalindicationCEPanelFaultLEDBlinkingamber（Warningstatus）GUIindicationSystemStatusPinnedDataSystemMessageDisplaysthemessageindicatingtheoccurrenceofPinnedDataPinnedDatascreenDisplaysoccurrencelocationofPinnedDataEventnotificationWhenPinnedDataoccurred“PINNEDDATAwascreatedCM#m”WhenPinnedDatadisappeared“PINNEDDATAwasclearedCM#m”,Volume,Volume-BadSectorThisfunctionenablestodeletebadsectors（baddata）generatedinUNIT.*WhendeletingPinneddatainvolumesforNAS,recoveryisrequiredinreferencetoMaintenanceProcedureforNAS.,FUJITSUCONFIDENTIAL,37,Copyright2017FUJITSULIMITED,BADDataThesizeofeachBADdatais512Bytes.Baddataiscl