基于VMWare虚拟化的SAP方案设计

1、基于VMWare虚拟化的SAP方案设计SAP Solutions on VMwareAgendaIntroduction PerformanceSolutionsCustomer Proof PointsHigh AvailabilityTechnical GuidelinesNetweaver(ABAP, JAVA)SAP Architecture and Production Support on VMwareSAPGUI “fat” clientDatabase TierApplication TierPresentation TierSupported in Production:Th

2、inApp Business Objects Middleware32 & 64-bitNetweaver 6.40 and above64-bit Windows & LinuxDatabases: as per DB vendorSAP HANA: Supported in non-prodBOBJ(JAVA, Tomcat)SQL Server Oracle DB2 MaxDB SybaseJoint Customer SuccessesFonterraMiami Dade MazdaCity of San DiegoSAP Managed Services / SAP Global I

3、T http:/partners/alliances/technology/sap-customer-success.htmlCustomers listed here presented at trade show events (Sapphire / SAP Tech ED / VMworld / SAP Virtualization Week)Cardinal HealthDow ChemicalT-Systems EFI Eli LillyFreudenberg ITMarathon OilPerformance: 2-tier SAP SD Benchmark - vSphere 5

4、.0CertificationDescriptionUsers(SAPS)2011027(vSphere 5)SAP ERP 6.0, MaxDB, Linux24 x vCPU4600(25120)2011028(physical)SAP ERP 6.0, MaxDB, Linux12 core/24 thread server4875(26630)/solutions/benchmark/sd2tier.epxVirtual within 6% of physicalDB + APP24 x vCPUESX Server (12 cores/24 threads)ESXiNote: cus

5、tomers typically virtualize SAP with a hardware refresh i.e. to servers with faster chips, hence VMware overhead not really a concernPerformance: 3-tier SAP SD Benchmark on vSphere 5.0CertificationDescriptionUsers (SAPS)2011027(vSphere 5)SAP ERP 6.0, Windows, SQL Server32,125(175320)http:/solutions/

6、benchmark/sd3tier.epxDB20 x vCPUAPP12 x vCPUAPP12 x vCPUAPP12 x vCPUAPP12 x vCPUAPP12 x vCPU.APP12 x vCPU20 x VMs running SAP app servers11 x ESX Servers (12 cores/24 threads)ESXi.SolutionsVirtualizing SAP with VMware Products and SolutionsvSphere (ESX cluster)vCentervCenter Operations (performance

7、management + analytics)vShieldSRMVMware AdminOS AdminDBASAP BasisSAP Business Suite (prod/non-prod)Netweaver (ABAP + JAVA)ERPCRMetcSCMDatabase + HANAvSphere Replicatione.g. App serversStorage ReplicationDB (+ App) serversUse Storage array vendor toolsLandscapes protected /isolated by vShield AppBWOt

8、her apps,Physical systemsSRM = Site Recovery Manager (for DR)vSpherevCenterSRMvShieldDisaster Recovery SiteSAP LVMvCDLVM = Landscape Virtualization ManagervCD = vCloud DirectorSAP Landscape Virtualization Manager (LVM)SAP“PRD”CLONE12COPYChange SAP system name to make unique (“PRD” - “DEV” )“PRD” VMw

9、are vCenterAPI callsProvisioning Test/Dev Landscapes - VMware vCloud DirectorCopy multiple times(linked clones or “non-linked”)Developer or Testerand so forthOSERPvCloud DirectorOSBWOSPortalSelf provision “mini” landscape quickly for developers/testersIsolated environment (via network fencing) so SA

10、P application rename not essential Customer Proof PointsSAPs Internal Cloud Uses VMware Lab ManagerVMware vCenter Lab ManagervSphereLDL MiddlewareLean Demo Landscape CenterSelf Service PortalCustomer Example EMC Global IT. SAP ECC 6.0 Oracle DB Server virtualized (production): 64000 SAPS, 5 TBs24 vC

11、PU , 64 GB virtual machineWhitepaper: “EMC ITS Virtual Oracle Deployment Network”http:/collateral/hardware/white-papers/h8989-emc-it-virtual-oracle-deploy-framework.pdf Customer Deployment Cardinal HealthMarathon Petroleum Corporation Storage Layout 15SAP on SQL ServervSphere 5Storage ArrayTiered st

12、orageHigh AvailabilityPHYSICAL - Protecting SAP Against Hardware FailureCluster s/we.g.: SunCluster; Veritas Cluster; MSCS .Protection against SAP SPOFs: database; Central Instance or Central ServicesVMware HA Protects Against ESX Server FailureVMware ESXVMware ESXVMware ESXiFailed ServerOperating S

13、erverOperating ServerCost-effective solution for multiple SAP systems independent of guest OSSAP on VMware customers have achieved “three nines” availability/files/pdf/customers/10Q3_MIAMI_DADE.pdfNot application aware, no monitoring of SAP single-points-of-failureDIA MSCSSLES 11 with HAERed Hat 5.7

14、Veritas ClusterOracle RACOSOSThird Party In-Guest Clustering SolutionsCluster s/wSAP on VMware High Availability OptionsScenarioH/W MonitoringS/W Monitoring of SPOFRolling PatchUpgradeCost/ComplexityVMware HAYesNoNoLOWVMware HA + App Aware APIsYesYesNoMEDIUMIn-guest 3rd Party Clustering S/WYesYesYes

15、HIGHSymantec ApplicationHA: http:/connect/apphaSteelEye vAppKeeper : http:/Linux/7.5/vAppK/ReleaseNotesPDF/vAppKRelNotes.pdfNeverfail vAppHA: /virtualization/application-aware-high-availability.htmlSymantec ApplicationHA VMware vCenter Plug-In ScreenshotDetect SAP or DB service failures inside VMAut

16、omatic restart when app problem detectedVMware HA automatically initiated whenApplication restart fails inside VMHeartbeat from VM failsTechnical GuidelinesTechnical GuidelinesConsolidation better than physicalBut for SAP consolidation ratios not as high as tier 2/3 appsSAP memory requirements are h

17、igh e.g. 4 vCPU VM = 32 GbSAP business critical hence conservative best practice: set memory reservation to VM size = “insurance policy” for productionAfter go-live, monitoring of actual workload = possible to reduce this hard allocation OR reduce VM memory sizeMonitoring required at VMware and SAP

18、level23Enforces no memory over-commitment, no chance of ESX server swappingCan potentially limit VMotion + possible memory wastage Performance - Monitoring SAP - New IntegrationScreen capture of txn OS07N - apply SAP Note 1409604Guest OSSAPsaposcolVMware ToolsGuest SDK APIESX countersESX integration

19、 developed by SAPreservationTechnical Guidelines contdVMware is part of the SAP partner ecosystem and collaborates with SAP experts of partners for technical design. SAP on VMware sizing - hardware vendor SAP practice does thisThis is official SAP policySizing in “SAPS” - SAPS rating per vCPU depend

20、s on performance of the core/chip, hardware vendors knows the spec of their serversSAP database design follow storage vendor recommendationsStorage design guidelines to address IOPSe.g. dedicated LUNsHave backup and recovery solutions for SAP databasesLeverage similar designs in virtual , minimize r

21、etooling25SAP Oracle Database Storage Layout ExampleSummaryVirtualization changes traditional way of deploying SAPPHYSICAL: dedicated “islands” of computing resources justified because SAP is business critical + has big budget?VIRTUAL: achieve same SLAs at lower infrastructure costPHYSICAL: use clus

22、tering software to protect SAP single-points-of-failureVIRTUAL: use out-of-the-box VMware HA = requires business to address their realistic uptime requirementsStrong benchmark results + customers running SAP in productionClose partnership with SAP27AppendixSAP Benchmark PerformanceSAP benchmark perf

23、ormance and sizing conducted in metric “SAPS”SAP Application Performance Standard (SAPS) is a hardware-independent unit of measurement that describes the performance of a system configuration in the SAP environment. It is derived from the Sales and Distribution (SD) benchmark100 SAPS is defined as 2

24、,000 fully business processed order line items per hour. - SD Benchmark30/corporate-en/press/newsroom/press.epx?pressid=17747“EMC, VMware and SAP intend to work jointly in a long-term preferred three-way strategic collaboration that would create best value and a compelling vision for customers lever

25、aging Cloud and Big Data as key “inflectionary” trends in the enterprise.”Memorandum of Understanding (MOU) between SAP EMC VMWThis collaboration includes jointly delivered services For SAP on VMwareOracle Support for VMwareOracle MyOracleSupport (Metalink) 249212.1 defines Oracles VMware support po

26、licy most broadly “Oracle will only provide support for issues that either are known to occur on the native OS, or can be demonstrated not to be as a result of running on VMware”VMware does not modify native OS Oracle RAC included for and above (Updated Nov 8,2010)VMware support:will accept accounta

27、bility for any Oracle-related issue reported by a customerwill help drive the issue to resolution /support/policies/oracle-support.htmlOracle Does Not Certify Infrastructure Oracle does not certify anything below the OS. Eg: Dell, HP, IBM hardwareOracle Licensing for VMwareOracle Applications licens

28、ed per User no licensing impact Oracle Databases licensed per CPUlicense consolidation opportunity Partially Licensed Hosts not allowedVMwares CPU Pinning is considered soft-partitioning and not valid for Oracle licensingNeed to Fully License HostsAll the CPUs in the host must be fully licensed Lice

29、nsing cost per socket or core same for ESX and physical hostOnce fully-licensed, run as many VMs as you wish Fully Licensed ClusterOSESXAll ESX hosts in ESX cluster fully licensedLoad as many VMs as you wish, with full VM mobilityMore VMs running Oracle = reduced licensing cost per VMLow utilization

30、 on physical = strong consolidation candidate = potential Oracle license cost savingsOSOSOSOSOSESXESXlicensedlicensedlicensedPartially Licensed ClusterOSESXESX cluster contains fully licensed hosts + hosts NOT licensedRun Oracle database VMs on licensed hosts onlyDRS Host Affinity to restrict Oracle

31、 VMs to licensed hosts onlyvCenter logs to track migrations for complianceOracle has no official stance on thisCustomer should follow up with OracleOSOSOSESXESXlicensedESXNOT licensedlicensedOSOTHERAPPsNOT licensedOSOTHERAPPsvMotionVMware HAOracle Licensing Comparison Customer ExamplePHYSICALVIRTUAL

32、ESX8 core/96 GB8 core/96 GB8 core/96 GB8 core/96 GBX 12PROD, STAGE DEV, TESTSiebel Loadstar OBIEEPRODSTAGEDEV/TEST8 core8 core4 core8 core8 core4 core12 core12 coreEnterprise Edition Pricing per Oracle Technology Global Price List, January 29, 2009Virtualization Benefits - Customer Survey The study was conducted by IDG Research between March 28, 2011 and April 11, 2011. A total of 300 surveys were completed as follows:100 in the U.S. 100 in EMEA (UK/Germany/France)100 in