VMWare-SRM容灾解决方案

VMwareSiteRecoveryManager:技术解决方案杜建华Vmware中国AgendaIntroductionandKeyConceptsSiteRecoveryManager1.0PrerequisitesandSANIntegrationSiteRecoveryManagerWorkflowsSiteRecoveryManagerRolesandPrivilegesAlarmsandSiteStatusMonitoringSummaryWhatisaDisaster?CompletelossofadatacenterforanextendedperiodoftimeDeclarationofadisasterusuallyrequiresconsensusfrommultiplepartsoftheorganization(attheC*Olevel)Whatisnotadisaster?FailureofanindividualhostAtemporaryserviceinterruptionTheCurrentStateofTraditionalDisasterRecoveryDRservicestieredaccordingtobusinessneedsPhysicalDRischallengingMaintainidenticalhardwareatbothlocationsApplyupgradesandpatchesinparallelLittleautomationError-proneanddifficulttotestTierRPORTOCostIImmediateImmediate$$$II24+hrs.48+hrs.$$III7+days5+days$AdvantagesofVirtualDisasterRecoveryVirtualmachinesareportableVirtualhardwarecanbeautomaticallyconfiguredTestandfailovercanbeautomated(minimizeshumanerror)TheneedforidlehardwareisreducedCostsarelowered,andthequalityofserviceisraisedSimplifiesandautomatesdisasterrecoveryworkflows:Setup,testing,failoverTurnsmanualrecoveryrunbooksintoautomatedrecoveryplansProvidescentralmanagementofrecoveryplansfromVirtualCenterIntroducingVMwareSiteRecoveryManagerWorkswithVMwareInfrastructuretomakedisasterrecoveryrapid,reliable,manageable,affordableSiteRecoveryManagerleveragesVMwareInfrastructuretodeliveradvanceddisasterrecoverymanagementandautomationProtectedSiteRecoverySiteVirtualCenterSiteRecoveryManagerVirtualCenterSiteRecoveryManagerDatastoreGroupsArrayReplicationDatastoreGroupsSiteRecoveryManagerataGlanceServerSideComponents*Site1VCServer1SRMServer1StorageReplicationAdapterSRM1DBVCMS1DBBlockReplicationSWSite2VCServer2SRMServer2StorageReplicationAdapterSRM2DBVCMS2DBBlockReplicationSWArray1Array2*Note:Conceptualdrawingonly.SRMServermayrunonanothersystemthanVCMSSiteRecoveryManagerConceptRelationship“CheatSheet”SiteConceptRelationshipProtectedLUNIndivisibleunitofstoragethatcanbereplicatedProtectedDatastoreContainsoneormoreLUNs(i.e.VMFS)ProtectedDatastoreGroupsAuto-generatedcollectionofoneormoredatastores.Indivisibleunitorstoragefailover.ProtectedProtectionGroupCollectionofallVMsstoredinadatastoregroupRecoveryRecoveryPlanContainsoneormoreprotectiongroupsKeyConceptsAndTheirRelationshipsProtectionGroup3ProtectionGroup2ProtectionGroup1DatastoreGroup3DatastoreGroup2DatastoreGroup1LUN1LUN2LUN3LUN4LUN5VMFS1VMFS2VMFS4VMFS3RecoveryPlan1(WholeSite)ProtectionGroups:RecoveryPlan2(Subset)ProtectionGroups:ProtectedSiteRecoverySiteProtectionGroup1ProtectionGroup2ProtectionGroup3ProtectionGroup1ArrayIntegrationwithSRMVendor-specificscriptssupport:ArraydiscoveryReplicatedLUNdiscoverySRMTestinitiation(simulatedfailoverinanisolatedenvironment)SRMFailoverinitiation(actualfailoverofservicestotherecoverysite)ArrayvendorswillberesponsibleforcreatingthescriptsfortheirarraystoenabletheintegrationwithSiteRecoveryManagerSRMServerReplicationManagerArrayManagerArrayManagerVendor-SpecificScriptVendorMgmtInterfaceVendorMgmtInterfaceArrayArrayArrayVendor-SpecificScriptSafetyTip:DNSValidation–TheRuleof‘Four’ValidateDNSisworkingasexpectedandbyperformingthefollowingDNSlookupsfortheVC,SRMandESXserversShortnameLongnameReverseForwardSiteRecoveryManager1.0PrerequisitesESXServer3.0.2,ESXServer3.5orESXServer3iVirtualCenter(VC)serverversion2.5installedattheprotectedsiteandattherecoverysiteSRMserverinstalledattheprotectedandattherecoverysiteSRMplug-ininstalledontheVIClientsthatwillaccesstheprotectedandrecoverysiteNetworkconfigurationthatallowsTCPconnectivitybetweenVCserversandSRMserversAnOracleorSQLServerdatabasethatusesODBCforconnectivityintheprotectedsiteandintherecoverysiteASRMlicenseinstalledontheVClicenseserverattheprotectedsiteandattherecoverysitePre-configuredarray-basedreplicationbetweentheprotectedsiteandtherecoverysiteInstallationWorkflowAttheprotectedsitethefollowingactivitiesarecompleted:InstallationoftheSRMserverInstallationoftheSRMPluginintotheVIClientInstallationoftheStorageReplicationAdapter(SRA)Attherecoverysitethefollowingactivitiesarecompleted:InstallationoftheSRMserverInstallationoftheSRMPluginintotheVIClient*InstallationoftheStorageReplicationAdapter(SRA)ItisimportanttocompletetheSiteRecoveryManagerworkflowsintheorderdetailedinthispresentation*Note:Optionalstep,onlyrequiredifadifferentinstanceoftheVIClientisusedtoaccesstherecoverysiteProtectedandRecoverySiteDatacentersPROTECTEDSITERECOVERYSITESiteRecoveryManagerUserInterfaceSetupWorkflow–ProtectionSiteAttheprotectionsitethefollowingsetupactivitiesarecompleted:TheuserpairstheSRMserversattheprotectedandrecoverysitesSecuritycertificatesareestablishedbetweentheSRMserversandtheVCserversCertificatesthatarenotproperlysignedwillresultintheYellowWarningsSigns.Reciprocitywillstillbeestablishedallowingyoutocontinuetothenextstepintheworkflow.SetupWorkflow–ProtectionSiteArrayManagersConfigurationSelectthecorrectManagerTypefromtheManagertypedropdownboxSRMidentifiesavailablearraysandreplicateddatastoresanddeterminesthedatastoregroups.SetupWorkflow–ProtectionSiteSe