Vblock Systems 740 SAP HANA tailored data center ... Vblock Systems 740 SAP HANA tailored data center integration Best practices Document revision 1.1 September 2015 VCE CONFIDENTIAL

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    Vblock Systems 740SAP HANA tailored data centerintegrationBest practices

    Document revision 1.1

    September 2015

    VCE CONFIDENTIALSubject to Confidentiality Use Restrictions

  • Revision history

    Date Version Description of changes

    August 2015 1.1 Minor updates based on iDev review and feedback

    May 2015 1.0 Initial version

    Vblock Systems 740 SAP HANA tailored data center integration Best practices Revision history

    2VCE CONFIDENTIAL

    Subject to Confidentiality Use Restrictions 2015 VCE Company, LLC.

    All Rights Reserved.

  • Contents

    Introduction.................................................................................................................................................5Purpose.................................................................................................................................................. 5Audience................................................................................................................................................ 5

    What is TDI-Ready Vblock System..........................................................................................................6Network interface requirements............................................................................................................. 6

    Networks for SAP HANA..................................................................................................................6NIC requirement per blade..................................................................................................................... 8Disk sizing requirements...................................................................................................................... 10

    Network and compute best practice guidelines.................................................................................... 11Solution architecture for SAP HANA scale-out design.......................................................................11

    Network Configuration................................................................................................................... 13Maintenance policies .................................................................................................................... 14

    SAN boot.............................................................................................................................................. 14Storage Access for SAP HANA............................................................................................................14

    Block Storage for SAP HANA Data and Log Files.........................................................................14File Storage for /hana/shared........................................................................................................ 15

    Shared network.................................................................................................................................... 15Multiple SAP HANA SIDs in one HANA TDI setup........................................................................ 16SAP HANA and SAP Application Server in one HANA TDI setup.................................................17

    Storage best practice guidelines ............................................................................................................19Scale-up vs. scale-out.......................................................................................................................... 19SAP HANA TDI scalability....................................................................................................................19SAP HANA persistence........................................................................................................................20Capacity considerations....................................................................................................................... 20Disk type considerations...................................................................................................................... 22SAP HANA OS images on EMC VMAX............................................................................................... 23SAP HANA shared file system on VMAX............................................................................................. 23

    OCFS2 with SUSE Linux Enterprise Server 11............................................................................. 24Setting up a cluster for OCFS2......................................................................................................24Configuring OCFS2 services and a STONITH resource................................................................26Creating and formatting OCFS2 volumes......................................................................................30Mounting OCFS2 volumes.............................................................................................................31eNAS for HANA share with VMAX3 ..............................................................................................34

    EMC VMAX configuration recommendations.........................................................................................35Host connectivity.................................................................................................................................. 35Front-end director port requirements....................................................................................................35EMC VMAX sizing guidelines...............................................................................................................36Virtual provisioning considerations.......................................................................................................37

    Contents Vblock Systems 740 SAP HANA tailored data center integration Best practices

    3 2015 VCE Company, LLC.

    All Rights Reserved.VCE CONFIDENTIAL

    Subject to Confidentiality Use Restrictions

  • RAID considerations ..................................................................................................................... 37Thin pools...................................................................................................................................... 38Meta volumes for data and log.......................................................................................................38

    EMC VMAX masking view....................................................................................................................38Initiator group.................................................................................................................................38Port group...................................................................................................................................... 38Storage group................................................................................................................................ 38

    Accessing EMC VMAX storage from the SAP HANA nodes................................................................39Native Linux multipathing...............................................................................................................39XFS file system..............................................................................................................................41Linux logical volume management ................................................................................................42SAP HANA storage connector API................................................................................................ 42

    EMC VMAX3 configuration recommendations.......................................................................................43Fast elements.......................................................................................................................................43

    Rotational speed requirements .....................................................................................................43Virtual provisioning data devices................................................................................................... 43Storage resource pool....................................................................................................................43

    Service level objective..........................................................................................................................44Host connectivity.................................................................................................................................. 45FA-director/port requirements.............................................................................................................. 45EMC VMAX 3 masking view.................................................................................................................47

    Initiator group.................................................................................................................................47Port groups.................................................................................................................................... 48Storage group................................................................................................................................ 49

    Sizing guidelines.................................................................................................................................. 49

    Vblock Systems 740 SAP HANA tailored data center integration Best practices Contents

    4VCE CONFIDENTIAL

    Subject to Confidentiality Use Restrictions 2015 VCE Company, LLC.

    All Rights Reserved.

  • IntroductionSAP HANA tailored data center integration enables a cus