shrink your sap bw by 40-50%

Shrink your SAP BW database by 40-50% Gregor Stoeckler, DataVard

SAP TechEd Amsterdam, EXP11013

©  2013 DataVard GmbH # 2

What you can expect

During this presentation I will: §  Give you tangible ideas, hints and

tips that will help you get your system in shape

§  Ask you for your thoughts and ideas

§  Make use of some German humor.


5%

15%

15%

9% 11%

32%

5% 5% 3% Master data

Temporary data Other data PSA data Changelog data ODS data Cube E data Cube F data Cube D data

Typical distribution of data in a BW system

Comments:

§ Data you report on is only 13-17% of the system size

§  Temporary data is subject to housekeeping (BALDAT, RS*DONE, ...)

§ Use the HANA sizing report as a 1st indication (OSS note 1736976).

§ Create a plan from data load to leave.


USER

SAP BW Information Lifecycle Management

BW Accelerator / SAP HANA

HOT

WARM

COLD

current

0-2 years

>2 years

Nearline Storage §  Data stored in a cost

optimized way §  95% compression §  Data remains readily

available

The art of managing your data in line with its business value


The OutBoard™ effect in BW – a real life example

183 183

998

321

918

780.3

650

325

312

156

0

48.1

0

500

1000

1500

2000

2500

3000

3500

Heute mit OutBoard und ERNA

OutBoard Cube data ODS data Other data Temporary data Master data

Before After

-68%

-15%

-50%

-50%

Total DB space saved

of 43%!


Housekeeping activities

n  Application log n  Batch log n  IDoc tables (EDI40, EDIDS) n  qRFC, tRFC n  Job-Tables (TBTCO, TBTCP etc.) n  Change & Transportsystem n  Spool data (TST03) n  Table Change Protocols n  Batch Input Folders n  Alert Management Data (SALRT*) n  Old short dumps n  Batch input data

Netweaver

n  Unused customers n  Unused vendors n  Phantom change documents n  Phantom texts

ERP

n  PSAs & Change Logs n  Request logs & tables (RSMON*

and RS*DONE) n  Unused dimension entries n  Unused master data n  Cube & Aggregate compression n  Temporary database objects n  NRIV buffering n  Table buffering n  BI-Statistics n  Process Chain Log n  Errorlogs n  Unused Queries n  Empty partitions n  BI Background processes n  Bookmarks n  Web templates

Business Warehouse

Scope of Housekeeping


ERNA cockpit


Value of the Recycle Bin for PSA

Faster loading through smaller table

Same retention time uses less space

Today

6 m

onth

s P

SA

14 d

ays

PS

A

15 d

ays-

6m

onht

s

com

pres

ed in

recy

cle

bin

Qui

ck R

esto

re p

ossi

ble

Benefits: ERNA Example

Automated deletion


How the best manage data growth

From cradle to grave Manage cold and old data using Nearline Storage

Biggest potential in DSOs, but also helpful in Cubes

Build a detailed housekeeping plan and adhere to it. If possible automate.


Conclusion

Always travel lightweight

Manage data actively in your production and non-production systems

Plan and do housekeeping, if possible automate this process and ensure central governance.

Whether you plan to go to HANA or not: the preparation brings many benefits already

..

Don’t be shy and ask for a personal fitness coaching at booth E13 in Hall 10.


Thank You!

Managing Partner

DataVard GmbH

Gregor Stoeckler

[email protected]

www.nls.datavard.com


Copyright DataVard GmbH. All rights reserved.

No part of this publication may be reproduced or transmitted in any form or for any purpose without the express permission of DataVard GmbH. The information contained herein may be changed without prior notice. DataVard and OutBoard are trademarks or registered trademarks of DataVard GmbH and its affiliated companies. SAP, R/3, SAP NetWeaver, SAP BusinessObjects, SAP MaxDB, SAP HANA and other SAP products and services mentioned herein as well 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. National product specifications may vary. These materials are provided by DataVard GmbH and its affiliated companies (“DataVard") for informational purposes only, without representation or warranty of any kind, and DataVard shall not be liable for errors or omissions with respect to the materials. The only warranties for DataVard products and services are those that are set forth in the express warranty statements accompanying such products and services, if any. Nothing herein should be construed as constituting an additional warranty.

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shrink your sap bw by 40-50%

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