Pbs Cbw Nls for Bw on Hana

8/16/2019 Pbs Cbw Nls for Bw on Hana

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Near-line Storage with CBW NLS

High Speed Query Access for Nearline Data –

Ideal Enhancement Supporting SAP BW on HANA ®

Dr. Klaus Zimmer, PBS Software GmbH


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2 PBS CBW NLS IQ – Nearline Storage Solution for SAP BW

Agenda

Motivation – Why would you need Nearline Storage in SAP BW

Architecture – CBW NLS and its Integration into SAP BW

Retrieval – Online Demo: Seamless Query Access with NLS

Success – Feedback from Customers

Summary and Discussion


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Challenges in Today’s SAP BW

Large and rapidly growing BW database

Poor retrieval performance

Growing maintenance/admin overhead

Preparing a classical SAP BW for HANA

Increasing TCO

Database,SAP HANA


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Nearline Storage – Goals

Reduce & control DB size and growth

Speed up query response time

Simplify backup, DR, maintenance

Seamless query access and data flow

Improve migration to SAP BW on HANA


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SAP BW Data Aging Strategies

Data Category Online Database Near-Line Storage(read only)Classic Archive

(read only)

Frequently read/changed data(current/’hot’)

Infrequently readdata (mature/’warm’)

Very rarely read data(aged/’cold’)

Quelle: SAP AG


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CBW NLS – Nearline Storage Solution for BW

End user query

SAP NLS – Nearline Storage Interface

BW DatabaseSAP HANA

Classical ADK Storage• SAP Archive Files• PBS Indexes/Aggregates

PBS CBWNearlineServices

Nearline Repository- IQ/Vectorwise -


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Column-based Architecture

Data is stored vertically in columnsIntrinsic indexing

Effective data access with few I/O

Data is stored horizontally in rowsReporting is very I/O-intensive

No effective analyses / reporting

Row-oriented Database=> ideal for OLTP needs

Column-oriented Database=> ideal for OLAP needs

A1 A2 A3 A4 A5 A...

B1 B2 B3 B4 B5 B...

C1 C2 C3 C4 C5 C...… … … … … ...

B2 B5

B3 B...

B1 B4


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Features of CBW NLS Nearline Repositories

Effective NLS data transfer – very fast load processColumn-based DB technology – no aggregates or indexes

Excellent for large data volumes

Huge data compression (up to 90% and more)

Very fast – especially with huge data load

Suitable for very large InfoCubes and systems with many queries

Suitable for ad-hoc queries with nearline access

Very low administration effort


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CBW NLS – System Landscape

SAP BW Server PBS CBW NLS Server

PBS CBW NLSServer Instance

Nearline Repository

Sybase IQ Actian VectorwiseDatabase Instance

SAPGateway

CBW NLS

Minimum Test Hardware

4 Core CPU16 GB RAM*130 GB+ HDD

Minimum PROD Hardware

8 Core CPU32 GB RAM*130 GB+ HDD

CBW NLS supports:Linux, Unix, others on

requestSybase IQ 15.x

Actian Vectorwise


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Nearline Storage - Admin Efforts

“Standard” nearline operationMonitoring and customizing directly from the SAP frontend

Backup of nearline storage (Sybase IQ, Actian Vectorwise):Full, incremental , incremental since full; virtual, offline OS level

Backup of CBW NLS interface (OS level backup)

No index and aggregate modeling

Tuning options for the nearline repository

Hardware: Add CPU and main memory as neededSoftware: dedicated indexes for improved database operation


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Data Transfer to Nearline Storage

PBS enhancement for NLS: PSA archiving

Database – HANA

Cubes

DSO

PSANearline Storage

DAP IQ, Vectorwise

SAP Nearline Storage Interface: Data Archiving Process "DAP"Data transfer via SAP NLS and PBS CBW into the nearline storage

Compression ≥ 90%

Very fast and effective data transfer

Transparent process for reload and updates


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CBW NLS IQ - Overview

Online

Demo


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CBW Query Access with HANA and NLS

NLS data

HANA data

HANA

NLS via PBS CBW


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CBW – Architecture

SAPNearline

Provider

PBSNearline

Services

NLS Repository

BW DatabaseSAP HANA

InfoProviderCube - DSO

BW QueryNLS and DB

NLS enabled BW query with seamless access to SAP database and NLS repository


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CBW – Master Data Snapshots

BW Query

DSP

InfoProvider

Master Data

Hierarchies

NLS Repository

DSP – Data Snapshot Process

CharacteristicsKey Figures

MD AttributesHierarchies

DAP

BW Database

SAP HANA


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Customer Experience

One of the first PBS CBW NLS IQ customers reported excellent results:

DAP performance storing data in the nearline repository (Sybase IQ):

Transfer rate depends on data structures:

6 million records/h up to 30 million records/h

Data compression in the nearline repository (Sybase IQ):

Typical range: 88 % - 95 %

Query response time:

Few seconds (NLS repository)


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Summary – CBW NLS

Flexible query access to nearline/archive data for InfoCubes and DSOEffective storage due to large data compression

High data transfer rate into NLS repsitory

Excellent retrieval performance from NLS repository

Setup of nearline data and access with minimal administration efforts

Very low NLS management efforts and costs

Ideal enhancement for SAP BW on HANA

Additional features: PSA archiving and data extraction (Audits)


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PBS CBW NLS IQ – Nearline Storage Solution for SAP BW

PBS Software GmbHSchwanheimer Strasse 144a64625 Bensheim

Phone: +49-6251-174 0Fax: +49-6251-174 174Email: [email protected]: www.pbs-software.com

Thank you for your attention!


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Copyright

© Copyright 2013 PBS Software GmbH. All rights reserved.

No part of this presentation may be reproduced or transmitted in any form or for any purpose without the written permission of PBS Software GmbH. Theinformation of this presentation might change without prior notice.

Microsoft, Windows are registered trademarks of Microsoft Corporation.

IBM, IBM DR550, IBM TSM and SSAM are trademarks or registered trademarks of IBM Corporation.

Linux is a registered trademark of Linus Torvalds in the USA and other countries.

UNIX is a registered trademark in the USA and other countries, licensed exclusively through X/Open Company Limited.

HP, HP-UX11 Apache are trademarks or registered trademarks of Hewlett-Packard Company.

EMC, EMC Centera, EMC Celerra are trademarks or registered trademarks of EMC Corporation.

Hitachi, Hitachi HCAP, Hitachi HCP are trademarks or registered trademarks of Hitachi Ltd.

NetApp, NetApp Filer are trademarks or registered trademarks of NetApp Corporation.

Sybase IQ is a registered trademark of Sybase an SAP Company.

Actian Vectorwise is a registered trademark of Actian Corporation.

PBS archive add ons is a registered trademark of PBS Software GmbH.

SAP, R/3, SAP NetWeaver, SAP NetWeaver Business Warehouse, SAP Industry Solutions and other SAP products and services mentioned herein aswell as their respective logos are trademarks or registered trademarks of SAP AG in Germany and other countries.

All other product and service names mentioned are the trademarks of their respective companies.

Data contained in this document serves informational purposes only. PBS Software GmbH shall not be liable for errors or omissions with respect to thematerials. The only warranties for products and services are those that are set forth in the express warranty statements accompanying such products andservices, if any. Nothing herein should be construed as constituting an additional warranty.

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Pbs Cbw Nls for Bw on Hana