Oracle Real Application Clusters (RAC) 12c Rel. 2 - What's Next?

Copyright©2016,Oracleand/oritsaffiliates.Allrightsreserved.|

OracleRealApplicationClusters(RAC)12cRelease2–What’sNext?

MarkusMichalewiczSeniorDirectorofProductManagement,OracleRACDevelopmentDecember4,2017

[email protected]@OracleRACpmhttp://www.linkedin.com/in/markusmichalewiczhttp://www.slideshare.net/MarkusMichalewicz


ProgramAgenda

OracleRAC–TheStatusQuo

What’sNextforOracleRAC?

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ProgramAgenda

OracleRAC– TheStatusQuo


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2

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OracleDatabase10gRAC(*2004)

Oracle9iRel.1Oracle9iRel.2RAC(*2001)

OracleDatabase11gRel.1withRAC

(*2007)


(*2009)

OracleDatabase12cRel.1withRAC

(*2013)

Memory Memory

SALES SALESRow

FormatColumnFormat


(*2016)

OracleRACEvolution


OracleDatabase10gRAC(*2004)

Oracle9iRel.1Oracle9iRel.2RAC(*2001)


(*2007)


(*2009)


(*2013)

Memory Memory

SALES SALESRow

FormatColumnFormat


(*2016)

OracleRACEvolution

Internet Grid/PrivateCloud Cloud


Scalability

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HighAvailability EfficientManagement

OracleRACBenefits


OnPremises/PrivateDatabaseCloud

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BareMetal/Virtualized

OracleCloudcombinesalldeployments

OracleRACDeployments


Self-Driving -Userdefinesservicelevels,databasemakesthemhappen

Self-Tuning -Continuousadaptiveperformancetuning

Self-Scaling -Instantlyresizecomputeandstoragewithoutdowntime

Self-Securing -Protectionfrombothexternalattacksandinternalusers

Self-Repairing -Automatedprotectionfromalldowntime

LessLabor,LowerCost,FewerErrors,MoreSecure,MoreReliable

RACisNowPartofTheWorld’sFirstAutonomousDatabase

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Copyright©2016,Oracleand/oritsaffiliates.Allrightsreserved.| 10

OracleRestartNotacluster,

butbackforgood!

SeeupdatesinMOSNote1584742.1

StandaloneClusterDedicatedclusterforOLTP,DWHormixed-WLsystems.

ClusterDomainDomainServicesCluster(DSC)&MemberClustersforlargeclusterestatesandstorageconsolidation.

ExtendedClusterStandaloneClusterorDSC

maintainingtwoindependentstoragearrays(overdistance).

ArchitectureChoicesOn-Premises

SiteA SiteB

DomainServicesCluster



butbackforgood!






ArchitectureChoicesOn-Premises

SiteA SiteB


DOAGConference2016:https://www.slideshare.net/MarkusMichalewicz/oracle-

extended-clusters-for-oracle-rac



butbackforgood!






ArchitectureChoicesintheOracleCloud(Currently)

SiteA SiteB


Standardizedonè

Planning Unplanned


SharedStorage Network/Interconnect

Virtualization/Container Cloud

OracleRACRequirementsandConsiderations


SharedStorageRequirement

•  SharedstorageisthetoprequirementforOracleRAC.•  BlockstoragethatissupportedassharedstorageforRACbythestoragevendorandtheservervendorissupportedforRAC.https://www.slideshare.net/MarkusMichalewicz/how-to-use-oracle-rac-in-a-cloud-a-support-question

•  Exceptionsprovetherule.–  SharedFileSystemrequirecertification.–  Storagesolutionsmaybesubjectto“specialruling”.

•  Currently,No3rdPartyPublicCloudsupportssharedstorageforOracleRACnatively.•  OracleASMandACFSarebyfarthepreferredstoragemanagementsolutionsforOracleRAC.

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Network/InterconnectRequirement

•  TheinterconnectiscrucialtotheoperationofOracleRAC.–  ThinkofitasaRDMAaccesspathratherthananetwork.–  1GigEandredundancyshouldbethebareminimum.–  10GigEandredundancyarestronglyrecommended.

•  Convergednetworksandswitchesaresupported.Routingisnot.–  I.E.combiningpublic/privatenetworkcommunication.•  Infuture,communicationoninterconnectisplannedtobesecuredbydefault.

–  VLANsarealogicalseparation,notaphysicalone.•  E.g.theydonotprotectfrominterferenceonthesamephysicalnetwork.

– Whennetworkandstoragecommunicationarecombined,storagecommunicationshouldgetprioritized.

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Virtualization/ContainerConsiderations

•  Choosingavirtualizationsolutionoracontainer-basedinfrastructureisadatabase-independentdecision.• WhetheranOracleRACdatabasecanbeoperatedinaparticularvirtualizationsolution/containeristhequestion.• Manyofthemcanbesupported.Moreinformation:

https://www.slideshare.net/MarkusMichalewicz/how-to-use-oracle-rac-in-a-cloud-a-support-question

– OpenStack,Docker(soon&fortestpurposes),etc.– OracleVMisacertifiedvirtualizationsolutionforOracleRAC.

• WiththeexceptionofOracleRACinOracleVM,thereiscurrentlynobestpracticesrecommendationforanyvirtualizationorcontainer-basedsolutionfromOracle.– Forcontainers,Oracledocumentationisprovided.

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CloudConsiderations

•  ChoosingaThirdPartyPublicCloudforOracleRACismainlyalicensingquestionatthispointintime.Discussedhere:https://www.slideshare.net/MarkusMichalewicz/how-to-use-oracle-rac-in-a-cloud-a-support-question

–  Forlicense-restricted3rdPartyPublicCloudsnosupportstatementsareissued.

•  ForanInfrastructureCloud(IaaS)thesamerulesasforvirtualizationsolutions/containersapplyinprinciple.– MostIaaS/3rdPartyPublicCloudsaresubjectto“specialruling”(seeabove).

•  ThreeOracleRACofferingsintheOracleCloud:

1.  IntheOracleCloudInfrastructureComputeClassicService2.  IntheOracleCloudInfrastructureDatabaseService3.  AspartoftheEngineeredSystemCloudServices

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PaaS

Infrastructure


•  VirtualMachines•  Test,Development,DepartmentalApplications

•  OracleAppsUnlimited,PaaS•  ComputeShapes–byOCPU,StandardorHighRAM,2nodes

•  BlockStorage–bytheGB•  Upto7.8TBdatabase

•  BareMetal•  IntensiveTest,Development,DepartmentalApplications

•  CustomApplications•  BareMetalComputeShape–2-nodeRACDBSystem

•  SSDdrivesasstorage•  Upto8.6TBdatabase

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•  MissionCritical,IntensiveOLTPandDecisionSupport

•  OracleandCustomApps•  ¼,½andFullRackShapes•  2/4/8-nodeExadataDBSystem•  FixedStorage&RAMbyShape•  Upto168TBdatabase

OracleRACintheOracleCloudInfrastructure(OCI)OCI-ComputeClassic OCI–DatabaseService EngineeredSystems

RetiredeffectiveDec1,2017


ProgramAgenda

OracleRAC–TheStatusQuo


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2

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SafeHarborStatementThefollowingisintendedtooutlineourgeneralproductdirection.Itisintendedforinformationpurposesonly,andmaynotbeincorporatedintoanycontract.Itisnotacommitmenttodeliveranymaterial,code,orfunctionality,andshouldnotberelieduponinmakingpurchasingdecisions.Thedevelopment,release,andtimingofanyfeaturesorfunctionalitydescribedforOracle’sproductsremainsatthesolediscretionofOracle.

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OnPremises/PrivateDatabaseCloud

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BareMetal/Virtualized

OracleCloudcombinesalldeployments

OracleRACWillContinuetoSupportTheseDeployments


On-Premises/PrivateDatabaseCloud

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OracleCloud

OptimizationsWillFocusOntheCloud

Ascloudoptimizationsbenefitothers


Scalability

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HighAvailability EfficientManagement

OracleRACWillContinuetoProvideTheseBenefits


ThereisneveraperfectsizeScalabilityIsImportant(Again)


Self-Driving -Userdefinesservicelevels,databasemakesthemhappen

Self-Tuning -Continuousadaptiveperformancetuning

Self-Scaling -Instantlyresizecomputeandstoragewithoutdowntime

Self-Securing -Protectionfrombothexternalattacksandinternalusers

Self-Repairing -Automatedprotectionfromalldowntime

https://www.linkedin.com/pulse/unboxing-cloud-oracle-markus-michalewicz/

RACIsPartofTheWorld’sFirstAutonomousDatabase

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https://www.linkedin.com/pulse/you-know-ibms-watson-salesforces-einstein-now-meet-michalewicz/ContinueAppliedMachineLearningEfforts

SubjectMatterExpert

ASH

MLKnowledgeExtraction

ModelGeneration

HumanSupervision

ApplicationOptimizedModels

Feedback


Better(Fleet)ManagementNoDowntimeScaling,PatchingandUpgradewithRapidHomeProvisioning(RHP)+

•  ZeroImpactPatching•  ZeroDowntimeUpgrade(ZDU)

RHPServer

11.2.0.4.2

11.2.0.4.1

12.1.0.2

11.2.0.4.1

11.2.0.4.2

12.2.0.1 12.1.0.2

12.2.0.1

11.2.0.4.2

11.2.0.4.1

12.1.0.2

RemoteRHPServer

•  GlaaS(GoldImageasaService)

https://www.slideshare.net/MarkusMichalewicz/new-in-oracle-universal-installer-oui


Storage Network/Interconnect


AreasofAdvancementstobeExpected


OracleRACAlwaysChoosesthe“RightPath”

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•  RACdeterminestheoptimalpathtoserveblocks–networkordisk

•  SSDsandNVMestoragetechnologycontinuetodrivedownlatency•  e.g.flashstoragemayprovidebetter

accesstimestodatathantheprivatenetworkunderhighload

•  RACtakesthosestatisticsintoaccount

Query

BlockBlock

Networkcongestion


OracleRAC11.2 OracleRAC12.1/12.2 FurtherdowntheRoad

LocalStorageaccess MultiClusterSharedStorage VirtualSharedStoragePool

CrossClustersharingtoocumbersome SingleDomainServiceCluster SingleCommonNameSpace

RemoteASMRemoteACFS

Crossapp/dbshareddata

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DataMobility


•  NUSAvirtualizesphysicalstoragefrommanyintegratedserversintoasinglecommonNameSpace.

•  Alldatabasesandapplicationsintheintegratedmulti-clustershareaccesstoaVirtualSharedStoragepool.

•  Availablepost12.2.

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Non-UniformStorageArchitecture(NUSA)Model

O/S

RACStorageServices

DBInstance

APPS DBInstance

APPS

O/S

RACStorageServices

DBInstance

APPSDBInstance

APPS

Cluster

O/S

RACStorageServices

DBInstance

APPS DBInstance

APPS

O/S

RACStorageServices

DBInstance

APPSDBInstance

APPS

Cluster

Virtual Shared Storage

O/S

RACStorageServices

DBInstance

APPS DBInstance

APPS

O/S

RACStorageServices

DBInstance

APPSDBInstance

APPS

Cluster

ASM SVC

ACFS SVC

ASM SVC

ACFS SVC

O/S

RACStorageServices

DBInstance

APPS DBInstance

APPS

O/S

RACStorageServices

DBInstance

APPSDBInstance

APPS

Cluster

ASM SVC

ACFS SVC

ASM SVC

ACFS SVC

Storage

ASM SVC

ACFS SVC

ASM SVC

ACFS SVC

Storage

ASM SVC

ACFS SVC

ASM SVC

ACFS SVC

Storage Storage


Network/InterconnectAdaptations

•  TheinterconnectiscrucialtotheoperationofOracleRAC.–  ThinkofitasaRDMAaccesspathratherthananetwork.–  10GigEandredundancywillbethenewstandard.–  RDSoverIBwillbeEngineeredSystemspecific.–  RDMAoverConvergedEthernet(RoCE)isupcoming.

•  Convergednetworksandswitchesaresupported.–  Communicationoninterconnectisplannedtobesecuredbydefault.–  Protectionfrominterferenceonthesamephysicalnetworkremainsopen.–  Lookingintosupportingroutingandflatnetworksifpossible.

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On-Premises/PrivateDatabaseCloud

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OracleCloud

Conclusion–OracleRACisPreparedfortheFuture

✔

Oracle Real Application Clusters (RAC) 12c Rel. 2 - What's Next?

Software

Transcript of Oracle Real Application Clusters (RAC) 12c Rel. 2 - What's Next?