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How PG&E implemented SAP BI-
          A and did performance tuning
                                                                                                 ]
                                                                                      Darin Lemos
                                                                                             PG&E

                                                                                        Bjarne Berg
                                                                                    Director SAP BI
                                                        [ ANUP MAHESHWARI
                                                                                       Comerit Inc.
                                                         ASUG INSTALLATION MEMBER
                                                         MEMBER SINCE: 2008




                            [ SHERRYANNE MEYER
                             ASUG INSTALLATION MEMBER
[ AJAY VONKARERY             MEMBER SINCE: 2000

 ASUG INSTALLATION MEMBER
 MEMBER SINCE: 1999
[ Learning Points
  See a practical example from PG&E and
   understand what you can expect on your
   implementation
  Learn how BI-A works

  Explore benefits and limitations of the
   tool


 Real Experience. Real Advantage.            2
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
  BI-A Limitations
  PG&E - Our top-10 Lessons Learned
  Wrap-up



 Real Experience. Real Advantage.             3
[     In this session.

 We will look what SAP NetWeaver BI Accelerator can—
  and cannot—do to optimize dashboard performance.

 Explore how we PG&E planned, and implemented SAP
  NetWeaver BI Accelerator.

 Examine performance benchmarks for SAP NetWeaver BI
  Accelerator

 Explore the top 10 lessons learned from the project team
  and see a sample work plan and an organization chart
  from this project as a reference for your own SAP
  NetWeaver BI Accelerator initiative…

    Real Experience. Real Advantage.                         4
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
     BI-A Limitations
     PG&E - Our top-10 Lessons Learned
     Other Query Performance tricks
     Wrap-up


 Real Experience. Real Advantage.             5
[       PG&E Company Overview

                                           Pacific Gas and Electric
                                           Company, incorporated in
                                           California in 1905, is one of the
                                           largest combination natural gas
                                           and electric utilities in the United
                                           States.

                                        There are approximately 20,000
                                         employees who carry provide
                                         natural gas and electric service to
                                         15 million people throughout a
                                         70,000-square-mile service area in
                                         northern and central California.

    Real Experience. Real Advantage.                                              6
[     PG&E Company Overview
 SAP since 1996

 Currently on SAP ERP 4.72, upgrade to ECC 6.0 in 2009

 8,500 users for all back office and field operations
    –Finance/Controlling
    –HR Org/Benefits/Personnel/Payroll
    –Employee Self Service: 20,000 employees; 18,000 retirees
    –Manager Self Service
    –Supply Chain Management --Materials Management &
      Supplier Relationship Management
    –Equipment/Work Order Management in Plant Maintenance
    –Business Warehouse

 First major go live was a 50,000 person day project in October
  2007
    Real Experience. Real Advantage.                               7
[     PG&E SAP Project Overview

                                                                           Detailed Design Phase
                                       Roadmap Phase
                                                                • Design the foundation for the deployment
                      • Vision and Strategy                       of new processes and tools
                      • “To-be” business capabilities           • Design SAP customizations
                      • Build business case for change          • Design training and performance support




         Aug 04 - Nov 04               Feb 05 – Oct 05   Nov 05 – Sep 06         Oct 06 –


                       Design Phase                          Foundational Release: Build, Test, and
         • Design Level 1 and Level 2                                 Deployment Phases
           processes                                     •   Build Customizations
         • Application architecture
                                                         •   Build Procedures and Training
         • Design “To be” organization                   •   Convert master and transactional data
           to enable future business
           processes and technology                      •   Assembly Test
                                                         •   Product Test
                                                         •   Deployment
    Real Experience. Real Advantage.                                                                     8
[     PG&E Project Scope - EAM WRM




    Real Experience. Real Advantage.   9
[     PG&E Project - Scope and Modules

    SAP        PG&E has used SAP for almost 10 years in various
    Modules & forms
    Versions   R/3 4.7 utilized- (PM, PS, MM, SD,SRM)
               Modifications to existing FI and HR-CATS functionality
               Integration with third party applications:
                ClickSoftware (ClickPlan, & ClickSchedule), ITRON
                LD-Pro and ESRI GIS
               SAP BI 7.0



    Impacted                   8,500 (1,500 core EAM, rest for supply chain)
    Audience




    Real Experience. Real Advantage.                                           10
[     PG&E Project Benefits




    Real Experience. Real Advantage.   11
[     PG&E Project BW and History - Performance Needs

     Delivering High Performance Analytics to a potential
     user community of 8,500 users requires special
     considerations for design, technical architecture and
     hardware.

     I the spring of 2008, PG&E therefore started an
     examination of BI-A as potential tool for increasing
     performance of the financial dashboards in SAP BI.

     The scope of this effort was primarily finance, but the
     benefits were also intended to benefit a larger user
     community.

    Real Experience. Real Advantage.                           12
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
  BI-A Limitations
  PG&E - Our top-10 Lessons Learned
  Wrap-up



 Real Experience. Real Advantage.             13
[   Why BI-A? Disk speed is growing slower than other HW
    components
         Technology Drivers                     Architectural Drivers
                1990       2009   Improvement       1990            2009
                                                Disk based data    In-memory data
CPU             0.05     8.30        166x       storage            stores
                MIPS/$   MIPS/$


                                                Simple             Multi-channel
Memory          0.02     8.51       425x        consumption of     UI, high event
                MB/$     MB/$
                                                apps (Fat client   volume, cross
                                                UI, EDI)           industry value
Addressable                                                        chains
Memory           216        264     248x
                                                General-
                                                purpose,           Application-
                                                application-       aware and
Network         100      10         100 x       agnostic           intelligent data
Speed           Mbps     Gbps
                                                database           management

                                                                    Source: 1990 numbers SAP AG
Disk            5         400       80x                                2009 numbers Dr. Berg

Data Transfer   MBPS      MBPS




Physical hard drive speeds only grew by 80 times since 1990.
 Real Experience. Realother hardware components grew faster.
               All Advantage.                                                               14
[BI Accelerator Works by Indexing InfoCubes in Hardware memory
BI Accelerator has been simple                   SAP                 Any
to install and operate for                       BW                  tool

established SAP BI teams

You use process chains to
maintain the BI-A engine after
each data load




                                      IBM, Sun, HP & Fujitsu have standard      32 GB Blades are
                                     solutions ranging from $32K to $300K+      certified by SAP
                                       that can be installed and tested in as
  Real Experience. Real Advantage.
                                     little as 2-4 weeks (+ SAP license fees)                  15
[ BI Analytical Engine’s Query executing priorities
                  Information Broadcasting /          Information Broadcasting /
                        Precalculation                      Precalculation


                              Query Cache                    Query Cache



                                Aggregates           SAP NetWeaver BI Accelerator



                               InfoProvider


                     Query Execution                     Query Execution
                  Without BI Accelerator                With BI Accelerator


                          Aggregates can be replaced with BI-A, while
                               the memory cache is still useful.
 Real Experience. Real Advantage.                                                   16
[ Performance is Near-Linear: Benchmarks
                                    BIA’s strength resides in its
                                    near-linear scalability

                                    Performance is measured in
                                    terms of:
                                    1. BI-A index creation time
                                    2. Multi-user throughput per hour
                                    3. Average report response time
                                    4. Average number of records
                                    touched by each report


                                       BIA Currently reads data from
                                      InfoCubes. DSOs & InfoObjects
                                      are still read from base/physical
                                     tables (even when the InfoObject
                                    is indexed as part of master data).

 Real Experience. Real Advantage.                                     17
[ Most customers have found BIA Admin to be minimal
 The training & admin to run
BI Accelerator has proven to
   be minimal. Training is
included in the SAP courses:
  BW310, BW360 and in the
    online course BW361




                                      Many companies, have spent 2-5 days in
                                      BIA training (total for 1-2 administrators)
                                       and a work through a single interface:
                                           RSDDBIAMON (Checks available at: RSRV)


                                      In the past, SAP has also offered a 2 day workshop
                                          called “BI Upgrade & Accelerator” (WNABIA)
   Real Experience. Real Advantage.                                                        18
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
  BI-A Limitations
  PG&E - Our top-10 Lessons Learned
  Wrap-up



 Real Experience. Real Advantage.             19
[ Sizing was critical, but good tools were available to help




SAP has integrated key sizing parameters for BIA in the new
QuickSizer. You can give it a try at: http://service.sap.com/quicksizer
  Customer with existing BI systems and data loaded can get good sizing
    estimates by running the SAP program available in SAP Note: 917803
 Real Experience. Real Advantage.                                         20
[ Some Hardware options we looked at
 Operating Systems and Storage
 SUSE Linux 64-bit, Intel based
 Memory based and file storage (no database for
 Accelerator)

 Available Hardware Platforms
 HP (HP ProLiant and HP StorageWorks)
 IBM (IBM Blade Center and IBM Total Storage)
 FujitsuSiemens (FSC Blade Server and EMC Storage)
 SUN Microsystems (SUN Blade Server and StorageTek)

  The hardware implementation is done by the vendors. Be prepared for
   lead times on delivery of large systems (Made-to-Order is common).

 Real Experience. Real Advantage.                                       21
[PG&E - Our Initial Hardware sizing (July 2008)
 Environment                Area                Recommended size                         IBM example*
 Production         Blade servers      14 Blades                             BladeCenter HS21 -8853G6U
 Production         Memory             2x8 GB (2x4) DDR2 total 16 GB         39M5797
 Production         Processors         2 x Quad Core Intel Xeon Processor    2 x Quad Core Intel Xeon Processor
 Production         Processor speed    3.00 GHz+                             3.00 GHz
 Production         Network cards      2 x Gigabit Cisco cards               32R1760
 Production         External storage   Dedicated disks (500 GB+)             DS-4800
 Production         File system        General Parallel file system (GPFS)   GPFS
 Production         Chassis            14 blades capacity                    H-series (rack-mount/9U) 88524XU
 QA                 Blade servers      14 Blades                             BladeCenter HS21 -8853G6U
 QA                 Memory             2x8 GB (2x4) DDR2 total 16 GB         39M5797
 QA                 Processors         2 x Quad Core Intel Xeon Processor    2 x Quad Core Intel Xeon Processor
 QA                 Processor speed    3.00 GHz+                             3.00 GHz
 QA                 Network cards      2 x Gigabit Cisco cards               32R1760
 QA                 External storage   Dedicated disks (500 GB+)             DS-4800
 QA                 File system        General Parallel file system (GPFS)   GPFS
 QA                 Chassis            14 blades capacity                    H-series (rack-mount/9U) 88524XU
 Development        Blade servers      4 Blades                              BladeCenter HS21 -8853G6U
 Development        Memory             2x8 GB (2x4) DDR2 total 16 GB         39M5797
 Development        Processors         2 x Quad Core Intel Xeon Processor    2 x Quad Core Intel Xeon Processor
 Development        Processor speed    3.00 GHz+                             3.00 GHz
 Development        Network cards      2 x Gigabit Cisco cards               32R1760
 Development        External storage   Dedicated disks (300 GB+)             DS-4800
 Development        File system        General Parallel file system (GPFS)   GPFS
 Development        Chassis            14 blades capacity                    H-series (rack-mount/9U) 88524XU

We found that the BIA should be sized for critical applications. Most companies
     use BIA only for Production, while others have a complete landscape
  Real Experience. Real Advantage.                                                                                22
[   PG&E - Our Query Performance Improvments
                                                                 Current
                                                                             With
                             Queries                           performance           Improvement
                                                                             BIA
                                                                (seconds)
CS Expense - 5 Year History                                       169.25     14.54      1064%
Charges to Partners via Orders - Units                            243.40     21.37      1039%
Charges to Partners via Orders $                                  171.39     18.28       838%
Std Cst Var - PCC Count                                           136.84     15.72       770%
ActPlan vs Target by MWC - Summary
BU Expense - 5 Year History
                                                                  179.09
                                                                  201.90
                                                                             21.25
                                                                             25.23
                                                                                         743%
                                                                                         700%
                                                                                                   The slowest
CR - Expense Order Cost In                                        166.37     24.59       577%      queries that
Labor Cost In Hours                                                84.66     14.39       488%
24 Month Rolling FC - Amounts                                     173.60     29.82       482%      spent most of
ActPlan vs Target by MWC - Expense                                122.91     21.40       474%
SR_RCC_Order Costs by Planning and Actual Orders                  171.31     29.86       474%      their time on
Labor Prod ST Hours                                                91.01     18.12       402%
CWIP - LOB                                                         45.06     9.43        378%      the database
Paid OT Hours                                                      83.37     17.55       375%
ActPlan vs Target by MWC - Non Earnings                            96.28     23.52       309%      side benefited
PCC Labor $/Qty by CE, Plan, Act - Mid-Year                        69.32     17.73       291%
ActPlan vs Target by MWC - OBS                                    107.86     28.58       277%      the most
CR - PCC Costs Billed Out                                         163.16     45.07       262%
Annual Amt by MWC                                                 100.94     28.18       258%
Monthly Run Rate vs Annual EOY                                     98.82     29.56       234%
Monthly Run Rate by Primary Cost Elem
Activity Price Report (KSBT)
                                                                   62.01
                                                                   52.59
                                                                             19.35
                                                                             17.52
                                                                                         220%
                                                                                         200%
                                                                                                   Overall 36 of
PCC Non-Labor $ by CE, Plan, Act - Mid-Year
Month/YTD/Annual Amt by MWC
                                                                   32.99
                                                                   76.94
                                                                             11.44
                                                                             28.46
                                                                                         188%
                                                                                         170%
                                                                                                   70 queries
Actual Cost Line Items for Cost Centers (Material & Service)
CR - PCC Costs
                                                                   24.48
                                                                   62.43
                                                                             9.55
                                                                             24.49
                                                                                         156%
                                                                                         155%
                                                                                                   were at least
ActPlan vs Target by MWC - Capital
CR - PCC Costs Billed Out to CC
                                                                  108.49
                                                                   46.38
                                                                             42.84
                                                                             18.86
                                                                                         153%
                                                                                         146%
                                                                                                   twice as
Order: Actuals since Inception
Paid Labor Hours (excludes Overtime)
                                                                   25.87
                                                                   27.39
                                                                             11.09
                                                                             11.83
                                                                                         133%
                                                                                         132%
                                                                                                   fast….
SR_PCC Costs_In_Out - Graph                                        42.83     18.98       126%
Actual Cost Line Items for Orders (Other CO Postings)              36.18     16.51       119%
Actual Cost Line Items for Cost Centers (Non-PO Invoices)          24.60     11.34       117%
Billable Hours                                                     26.55     12.54       112%
PCC Std CstExperience. Real Advantage.
         Real Var Plan - Mid-Year                                  21.98     10.60       107%                      23
PCC Billable Hrs, $ by Actv, Plan, Act - Mid-Year                  20.51     10.09       103%
[   PG&E - Our Query Performance Improvments

                                                                 Current
                                                                             With
                               Queries                         performance
                                                                             BIA
                                                                                     Improvement   58 of 70
                                                                (seconds)
Actual Cost Line Items for Cost Centers (CATS & Order Confm)      21.17      10.74      97%
                                                                                                   queries were at
Actual Cost Line Items for Cost Centers (Other FI Postings)       38.13      19.44      96%        least 50%
Summary Removal Costs                                             11.36      5.90       93%
Cost Report by Order/Cost Element (PORR/PORY)                     63.62      33.55      90%        faster
SR_PCC Costs by Cost In and Cost Out                              34.33      18.28      88%
SR_PCC Costs by Cost In and Cost Out                              34.33      18.34      87%
SR_PCC Costs_In_Out - Graph                                       17.00      9.19       85%
PCC Activity Prices                                               16.66      9.18       81%
Spend - Tracked/Not Tracked                                       14.79      8.23       80%
Savings %                                                         8.23       4.58       80%        Before BIA the
Actual Cost Line Items for Orders (NEBS)                          32.81      18.35      79%
Actual Cost Line Items for Orders (Material & Service)            30.41      17.12      78%        average query
PCC Detail Planning Report (KSBL)                                 49.62      28.09      77%
Actual Cost Line Items for Orders (Other FI Postings)             32.81      18.86      74%        execution took
PCC Headcount by Month - Classification
SR_PCC Costs by Cost In and Cost Out - 12 Months
                                                                  21.39
                                                                  17.66
                                                                             12.34
                                                                             10.51
                                                                                        73%
                                                                                        68%
                                                                                                   58.8 seconds,
Actual Cost Line Items for Orders (Non-PO Invoices)               27.19      16.25      67%        after BIA the
Actual Cost Line Items for Cost Centers (Other CO Postings)       17.18      10.43      65%
Actual Cost Line Items for Cost Centers (NEBS)                    24.89      15.33      62%        average query
Actual Cost Line Items for Orders (CATS & Order Confm)            24.48      15.59      57%
Actual Cost Line Items for Cost Centers (CO Reposting)            18.34      11.90      54%        took 17.9
Actual Cost Line Items for Orders (CO Reposting)
Conforming %
                                                                  25.43
                                                                  6.68
                                                                             16.55
                                                                             4.50
                                                                                        54%
                                                                                        48%
                                                                                                   seconds
Activity Type Planning                                            24.52      16.68      47%
Conforming %                                                      6.01       4.23       42%        (295% faster).
PCC Headcount by Month - Classification (Graph)                   15.43      11.58      33%
Removal Costs                                                     6.15       4.77       29%
Resource Report by PCC/Activity Type (PORV)                       39.63      35.42      12%
PCC FTE Count by Planning Version - Mid-Year                      17.80      15.91      12%
CWIP - LOB & Orders                                               93.04      85.98        8%
Savings $                                                         4.57       4.29         7%
Savings $                                                         4.10       4.02         2%
SavingsReal Experience. Real Advantage.
          %                                                       3.63       3.94        -8%                  24
Conforming % and Savings %                                        10.37      11.99      -14%
[ PG&E - Query Performance Improvments OVERALL
                                    Query execution time before BI-A
10

 9

 8

 7

 6

 5
                                                                                                                    The major
 4                                                                                                                  improvement
 3

 2                                                                                                                  was to make
 1

 0
                                                                                                                    query
      10   15   20   25   30   35   40   45   50   55   60   70
                                                        Seconds
                                                                  80   90 100 110 120 140 160 180 200 220 240 260
                                                                                                                    execution
                                                                                                                    more
                                Query execution time after BI-A
25
                                                                                                                    predictable
20
                                                                                                                    and overall
15                                                                                                                  faster
10

 5

 0
       10 15 20 25 30 35 40 45 50 55 60 70 80 90 100 110 120 140 160 180 200 220 240 260
     Real Experience. Real Advantage.                                                                                             25
                                      Seconds
[ PG&E - Workbook Performance Improvments with BIA
                                                                                  Current
                                                                                             With BIA
                             Top 20 Workbooks                                   performance           Improvement
                                                                                            (seconds)
                                                                                 (seconds)
 1    ORD205 Actual+Plan by MWC W/Plng Orders                                      614.63     94.75      649%
 2    SR_RCC_202 -Order Costs by planning and Actual Orders                        171.31     29.86      574%
 3    ORD225 - Actuals since Inception                                              25.87     11.09      233%
 4    Forecast Model (Summary Reports)                                             438.34     113.01     388%
 5    ORD418 - Compliance & Savings                                                 58.38     45.78      128%
 6    ASM001 - CWIP (LOB, MWC, Order)                                              155.61     106.08     147%
 7    ORD201 Reports                                                                76.94     28.46      270%
 8    ORD207 - 5 year historical & FCST                                            100.94     28.18      358%
 9    PMG008_24Mo PRJ Fin by Area/Div/RCC/MWC/Ord/PrjMngr/Mo                       173.60     29.82      582%
10    PMG005 Reports                                                                63.62     33.55      190%
11    ORDPMG001-PORV                                                                39.63     35.42      112%
12    ORD230 - Line Items for Order                                                209.31     119.23     176%
13    PCC130 - Line Items for Cost Center                                          168.79     88.73      190%
14    PCC016 - PCC Detail Planning Report (KSBL)                                   126.73     62.29      203%
15    PCC018 - Mid-Year PCC Planning Assumptions for SLSR                          179.26     74.95      239%
16    PCC116 - Standard Cost & Labor Trend for SLSR Groups                         136.84     15.72      870%
17    SR_PCC_102 - PCC Costs by In-Out Costs                                        94.82     47.77      198%
18    RCC209A - BU/CS Expense: 5 year history                                      371.15     39.77      933%
19    SR_PCC_401 - Charge-Out Cost Center Type A or E                              815.92     165.53     493%
20    ORD209 - Plan vs Actual By MWC and primary CE                                160.83     48.91      329%
                                    Average run times (same selection criteria)    209.13     60.95      363%


 Average performance improvement for workbooks was 363% faster
     Real Experience. Real Advantage.                                                                          26
[Performance Info – PG&E BI-A Indexes build times
Infocubes          No of Records     Time to build Indexes ( sec)
ZMIM_C04             19,867,026                   327
ZMIM_C03             19,200,412                   196
ZMIM_C01              2,287,483                   95                232,298,392 records
ZKCC_C26
ZKCC_C13
                       125,570
                     16,287,318
                                                  15
                                                  138
                                                                    in 23 infocubes were
ZKCC_C12             32,808,858                   208               indexed in 90.56
ZKCC_C09              1,509,754                   68
ZKCC_C06             25,346,239                   341               minutes.
ZKCC_C04              2,936,394                   71
ZKCC_C03             35,154,491                   615
ZKCC_C02             33,985,298                   225
ZKCC_C01                27,747                    26                On average we were
ZFAA_C02              6,611,084                  1520               able to build indexes
ZFAA_C01               765,838                    113
KOD_C208                  28                      10                on 2.56 million
KOD_C207              3,059,811                   148
KCC_C508              1,036,593                   63
                                                                    records per minute
KCC_C408                 3440                     11
KCC_C407              1,350,169                   84
KCC_C23               3,058,715                   677
KCC_C22              20,745,219                   149
KCC_C208              3,346,213                   168
KCC_C207              2,784,692                   166
Total                 232,298,392           90.56 minutes
   RealaverageReal Advantage.
       Experience.       2,565,132   records indexed per minute                         27
[ Team organization at PG&E
1. We had a small team of 3 people dedicated to
   the BIA project supported by one basis
   person, and the rest of the BW team

2. Hardware team supported by the vendor was
   also involved in a part-time capacity.

3. Overall the effort was combined with a
   performance tuning project that also included
   building of aggregates, caching and query
   redesigns.

 Real Experience. Real Advantage.                  28
[ PG&E - Testing
1. We had testers and requirements gathered
   from the finance community. The goal was at
   least 50% faster on the 38 web dashboards.


2. We achieved:
                         a) 363% faster for workbooks on average
                         b) 70% faster for queries on average
                         c) 58 of 70 queries were at least 50% faster
                         d) Index builds took about 1.5 hrs


 Real Experience. Real Advantage.                                       29
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
  BI-A Limitations
  PG&E - Our top-10 Lessons Learned
  Wrap-up



 Real Experience. Real Advantage.             30
[ PG&E - Top 10 Lessons Learned
1. Plan to order hardware early - lead times can
   be long
2. Make sure you have a committed project
   sponsor
3. Create benchmarks for workbooks, queries
   and cockpits to document success
4. Update to latest service pack
5. Involve your basis team and environment
   management team early

 Real Experience. Real Advantage.                  31
[ PG&E - Top 10 Lessons Learned
6. Be realistic, not all queries will benefit equally
   from SAP BIA
7. Plan for testing and gradual rollout of BIA to
   key users
8. Make sure failovers and spare blades are part
   of your hardware sizing
9. Create a small dedicated team with access to
   external expertise as needed
10. Perform query tuning and potential redesign
    as part of a larger system performance tuning
    effort.
 Real Experience. Real Advantage.                   32
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
  BI-A Limitations
  PG&E - Our top-10 Lessons Learned
  Wrap-up



 Real Experience. Real Advantage.             33
[ How does it work in reality??
                         Currently, the BIA performs aggregation and data
                         selection for the query, all other processing is done by the
                         OLAP analytical engine. Not all query processing will be
                         dramatically faster…


 In the next SAP NetWeaver release the BIA will handle more of the
             analytics processing such as “top-5 products sales”
             which is currently done in the OLAP analytical engine.


 SAP BIA is not used when the result set exceeds 3 million records
           (max. default). When the result set is less, the data is sent
           as one large data package to the application server (need
           fast network).



 Real Experience. Real Advantage.                                                  34
[ BIA is becoming mainstream
                                       Some of SAP reference clients

     BIA is no longer
    something exotic.


  Many of the large BI
 systems have already
 implemented BIA and
many more projects are
  under way in Europe
  and in the Americas.



 Once you exceed a few hundred critical users and/or 3-
  4 TB of data you should seriously consider SAP BIA
 Real Experience. Real Advantage.                                      35
[   The Future SAP BI-A RoadMap




                            Prior to 2008              2008              2009/2010
                                                Optimized
   SAP                       Accelerator for                         Analytic Capabilities
                              InfoCube Read      BusinessObjects       (e.g. top n)
NetWeaver                                        Webl integration
                              Times                                   DataStore Object
 BI Accel-                   Low Cost of
                                                 on top of SAP
                                                                       Acceleration
  erator                                         NetWeaver BI/BIA
                              Operations                              Standalone BIA for
                                                BusinessObjects
                             High                                     source-independent
                                                 Polestar
                              Availability /                           acceleration via
                                                 integration: Self-
                              Backup &                                 Business Objects
                                                 Service BI based
                              Recovery                                Agile BI: Local and
                                                 on search
                                                 paradigm              source-independent
                                                                       innovation space for
                                                                       departments




    Real Experience. Real Advantage.                                                           36
[ Agenda
  Introduction
  Pacific Gas & Electric Project Overview
  What is SAP BI-A
        Overview
        Building aggregates
        Benefits
  How we implemented BI-A
    Sizing the environment
        Team organization and project plan
        Testing
     BI-A Limitations
     PG&E - Our top-10 Lessons Learned
     Wrap-up
     Question and Answers


 Real Experience. Real Advantage.             37
[     Key Learnings

 BI-A is a useful tool for performance tuning, but it is not a ‘solve-all’ solution for
  poorly made queries

 It was easy to implement (very quick)

 Look at how your queries are executing (i.e. database or application server usage)
  when estimating benefits of implementing BI-A

 Once you exceed a few hundred critical users and/or 3-4 TB of data you should
  seriously consider SAP BIA

 The administration of BI-A is simple and anyone can learn it in a few days

 Plan on waiting for hardware, we found that most was made-to-order

 Make sure you have redundancies and check that what you order is what got
  shipped.

    Real Experience. Real Advantage.                                                   38
[ Resources

                            Dr. Bjarne Berg's web page -- 85+ presentations, tutorials & articles
                            http://csc-studentweb.lrc.edu/swp/Berg/BB_index_main.htm




Large scale testing of SAP BI Accelerator on a NetWeaver Platform
https://www.sdn.sap.com/irj/sdn/go/portal/prtroot/docs/library/uuid/b00e7bb5-3add-2a10-
3890-e8582df5c70f




 Real Experience. Real Advantage.                                                                   39
[ Questions and Answers



                            How to contact us:
               Dr. Bjarne Berg                 Darin Lemos
              bberg@comerit.net            D4JLY@pge.com




 Real Experience. Real Advantage.                            40
[

                                                                                                           ]
                                Thank you for participating.
                                                        Please remember to complete and return your
                                                                 evaluation form following this session.
                                       For ongoing education on this area of focus, visit the Year-Round
                                                                Community page at www.asug.com/yrc




                                                               [   SESSION CODE:
                                                                   INSERT SESSION CODE




    Real Experience. Real Advantage.                                                                       41

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SAP BI-A

  • 1. How PG&E implemented SAP BI- A and did performance tuning ] Darin Lemos PG&E Bjarne Berg Director SAP BI [ ANUP MAHESHWARI Comerit Inc. ASUG INSTALLATION MEMBER MEMBER SINCE: 2008 [ SHERRYANNE MEYER ASUG INSTALLATION MEMBER [ AJAY VONKARERY MEMBER SINCE: 2000 ASUG INSTALLATION MEMBER MEMBER SINCE: 1999
  • 2. [ Learning Points  See a practical example from PG&E and understand what you can expect on your implementation  Learn how BI-A works  Explore benefits and limitations of the tool Real Experience. Real Advantage. 2
  • 3. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Wrap-up Real Experience. Real Advantage. 3
  • 4. [ In this session.  We will look what SAP NetWeaver BI Accelerator can— and cannot—do to optimize dashboard performance.  Explore how we PG&E planned, and implemented SAP NetWeaver BI Accelerator.  Examine performance benchmarks for SAP NetWeaver BI Accelerator  Explore the top 10 lessons learned from the project team and see a sample work plan and an organization chart from this project as a reference for your own SAP NetWeaver BI Accelerator initiative… Real Experience. Real Advantage. 4
  • 5. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Other Query Performance tricks  Wrap-up Real Experience. Real Advantage. 5
  • 6. [ PG&E Company Overview  Pacific Gas and Electric Company, incorporated in California in 1905, is one of the largest combination natural gas and electric utilities in the United States.  There are approximately 20,000 employees who carry provide natural gas and electric service to 15 million people throughout a 70,000-square-mile service area in northern and central California. Real Experience. Real Advantage. 6
  • 7. [ PG&E Company Overview  SAP since 1996  Currently on SAP ERP 4.72, upgrade to ECC 6.0 in 2009  8,500 users for all back office and field operations –Finance/Controlling –HR Org/Benefits/Personnel/Payroll –Employee Self Service: 20,000 employees; 18,000 retirees –Manager Self Service –Supply Chain Management --Materials Management & Supplier Relationship Management –Equipment/Work Order Management in Plant Maintenance –Business Warehouse  First major go live was a 50,000 person day project in October 2007 Real Experience. Real Advantage. 7
  • 8. [ PG&E SAP Project Overview Detailed Design Phase Roadmap Phase • Design the foundation for the deployment • Vision and Strategy of new processes and tools • “To-be” business capabilities • Design SAP customizations • Build business case for change • Design training and performance support Aug 04 - Nov 04 Feb 05 – Oct 05 Nov 05 – Sep 06 Oct 06 – Design Phase Foundational Release: Build, Test, and • Design Level 1 and Level 2 Deployment Phases processes • Build Customizations • Application architecture • Build Procedures and Training • Design “To be” organization • Convert master and transactional data to enable future business processes and technology • Assembly Test • Product Test • Deployment Real Experience. Real Advantage. 8
  • 9. [ PG&E Project Scope - EAM WRM Real Experience. Real Advantage. 9
  • 10. [ PG&E Project - Scope and Modules SAP  PG&E has used SAP for almost 10 years in various Modules & forms Versions  R/3 4.7 utilized- (PM, PS, MM, SD,SRM)  Modifications to existing FI and HR-CATS functionality  Integration with third party applications: ClickSoftware (ClickPlan, & ClickSchedule), ITRON LD-Pro and ESRI GIS  SAP BI 7.0 Impacted 8,500 (1,500 core EAM, rest for supply chain) Audience Real Experience. Real Advantage. 10
  • 11. [ PG&E Project Benefits Real Experience. Real Advantage. 11
  • 12. [ PG&E Project BW and History - Performance Needs Delivering High Performance Analytics to a potential user community of 8,500 users requires special considerations for design, technical architecture and hardware. I the spring of 2008, PG&E therefore started an examination of BI-A as potential tool for increasing performance of the financial dashboards in SAP BI. The scope of this effort was primarily finance, but the benefits were also intended to benefit a larger user community. Real Experience. Real Advantage. 12
  • 13. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Wrap-up Real Experience. Real Advantage. 13
  • 14. [ Why BI-A? Disk speed is growing slower than other HW components Technology Drivers Architectural Drivers 1990 2009 Improvement 1990 2009 Disk based data In-memory data CPU 0.05 8.30 166x storage stores MIPS/$ MIPS/$ Simple Multi-channel Memory 0.02 8.51 425x consumption of UI, high event MB/$ MB/$ apps (Fat client volume, cross UI, EDI) industry value Addressable chains Memory 216 264 248x General- purpose, Application- application- aware and Network 100 10 100 x agnostic intelligent data Speed Mbps Gbps database management Source: 1990 numbers SAP AG Disk 5 400 80x 2009 numbers Dr. Berg Data Transfer MBPS MBPS Physical hard drive speeds only grew by 80 times since 1990. Real Experience. Realother hardware components grew faster. All Advantage. 14
  • 15. [BI Accelerator Works by Indexing InfoCubes in Hardware memory BI Accelerator has been simple SAP Any to install and operate for BW tool established SAP BI teams You use process chains to maintain the BI-A engine after each data load IBM, Sun, HP & Fujitsu have standard 32 GB Blades are solutions ranging from $32K to $300K+ certified by SAP that can be installed and tested in as Real Experience. Real Advantage. little as 2-4 weeks (+ SAP license fees) 15
  • 16. [ BI Analytical Engine’s Query executing priorities Information Broadcasting / Information Broadcasting / Precalculation Precalculation Query Cache Query Cache Aggregates SAP NetWeaver BI Accelerator InfoProvider Query Execution Query Execution Without BI Accelerator With BI Accelerator Aggregates can be replaced with BI-A, while the memory cache is still useful. Real Experience. Real Advantage. 16
  • 17. [ Performance is Near-Linear: Benchmarks BIA’s strength resides in its near-linear scalability Performance is measured in terms of: 1. BI-A index creation time 2. Multi-user throughput per hour 3. Average report response time 4. Average number of records touched by each report BIA Currently reads data from InfoCubes. DSOs & InfoObjects are still read from base/physical tables (even when the InfoObject is indexed as part of master data). Real Experience. Real Advantage. 17
  • 18. [ Most customers have found BIA Admin to be minimal The training & admin to run BI Accelerator has proven to be minimal. Training is included in the SAP courses: BW310, BW360 and in the online course BW361 Many companies, have spent 2-5 days in BIA training (total for 1-2 administrators) and a work through a single interface: RSDDBIAMON (Checks available at: RSRV) In the past, SAP has also offered a 2 day workshop called “BI Upgrade & Accelerator” (WNABIA) Real Experience. Real Advantage. 18
  • 19. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Wrap-up Real Experience. Real Advantage. 19
  • 20. [ Sizing was critical, but good tools were available to help SAP has integrated key sizing parameters for BIA in the new QuickSizer. You can give it a try at: http://service.sap.com/quicksizer Customer with existing BI systems and data loaded can get good sizing estimates by running the SAP program available in SAP Note: 917803 Real Experience. Real Advantage. 20
  • 21. [ Some Hardware options we looked at Operating Systems and Storage SUSE Linux 64-bit, Intel based Memory based and file storage (no database for Accelerator) Available Hardware Platforms HP (HP ProLiant and HP StorageWorks) IBM (IBM Blade Center and IBM Total Storage) FujitsuSiemens (FSC Blade Server and EMC Storage) SUN Microsystems (SUN Blade Server and StorageTek) The hardware implementation is done by the vendors. Be prepared for lead times on delivery of large systems (Made-to-Order is common). Real Experience. Real Advantage. 21
  • 22. [PG&E - Our Initial Hardware sizing (July 2008) Environment Area Recommended size IBM example* Production Blade servers 14 Blades BladeCenter HS21 -8853G6U Production Memory 2x8 GB (2x4) DDR2 total 16 GB 39M5797 Production Processors 2 x Quad Core Intel Xeon Processor 2 x Quad Core Intel Xeon Processor Production Processor speed 3.00 GHz+ 3.00 GHz Production Network cards 2 x Gigabit Cisco cards 32R1760 Production External storage Dedicated disks (500 GB+) DS-4800 Production File system General Parallel file system (GPFS) GPFS Production Chassis 14 blades capacity H-series (rack-mount/9U) 88524XU QA Blade servers 14 Blades BladeCenter HS21 -8853G6U QA Memory 2x8 GB (2x4) DDR2 total 16 GB 39M5797 QA Processors 2 x Quad Core Intel Xeon Processor 2 x Quad Core Intel Xeon Processor QA Processor speed 3.00 GHz+ 3.00 GHz QA Network cards 2 x Gigabit Cisco cards 32R1760 QA External storage Dedicated disks (500 GB+) DS-4800 QA File system General Parallel file system (GPFS) GPFS QA Chassis 14 blades capacity H-series (rack-mount/9U) 88524XU Development Blade servers 4 Blades BladeCenter HS21 -8853G6U Development Memory 2x8 GB (2x4) DDR2 total 16 GB 39M5797 Development Processors 2 x Quad Core Intel Xeon Processor 2 x Quad Core Intel Xeon Processor Development Processor speed 3.00 GHz+ 3.00 GHz Development Network cards 2 x Gigabit Cisco cards 32R1760 Development External storage Dedicated disks (300 GB+) DS-4800 Development File system General Parallel file system (GPFS) GPFS Development Chassis 14 blades capacity H-series (rack-mount/9U) 88524XU We found that the BIA should be sized for critical applications. Most companies use BIA only for Production, while others have a complete landscape Real Experience. Real Advantage. 22
  • 23. [ PG&E - Our Query Performance Improvments Current With Queries performance Improvement BIA (seconds) CS Expense - 5 Year History 169.25 14.54 1064% Charges to Partners via Orders - Units 243.40 21.37 1039% Charges to Partners via Orders $ 171.39 18.28 838% Std Cst Var - PCC Count 136.84 15.72 770% ActPlan vs Target by MWC - Summary BU Expense - 5 Year History 179.09 201.90 21.25 25.23 743% 700% The slowest CR - Expense Order Cost In 166.37 24.59 577% queries that Labor Cost In Hours 84.66 14.39 488% 24 Month Rolling FC - Amounts 173.60 29.82 482% spent most of ActPlan vs Target by MWC - Expense 122.91 21.40 474% SR_RCC_Order Costs by Planning and Actual Orders 171.31 29.86 474% their time on Labor Prod ST Hours 91.01 18.12 402% CWIP - LOB 45.06 9.43 378% the database Paid OT Hours 83.37 17.55 375% ActPlan vs Target by MWC - Non Earnings 96.28 23.52 309% side benefited PCC Labor $/Qty by CE, Plan, Act - Mid-Year 69.32 17.73 291% ActPlan vs Target by MWC - OBS 107.86 28.58 277% the most CR - PCC Costs Billed Out 163.16 45.07 262% Annual Amt by MWC 100.94 28.18 258% Monthly Run Rate vs Annual EOY 98.82 29.56 234% Monthly Run Rate by Primary Cost Elem Activity Price Report (KSBT) 62.01 52.59 19.35 17.52 220% 200% Overall 36 of PCC Non-Labor $ by CE, Plan, Act - Mid-Year Month/YTD/Annual Amt by MWC 32.99 76.94 11.44 28.46 188% 170% 70 queries Actual Cost Line Items for Cost Centers (Material & Service) CR - PCC Costs 24.48 62.43 9.55 24.49 156% 155% were at least ActPlan vs Target by MWC - Capital CR - PCC Costs Billed Out to CC 108.49 46.38 42.84 18.86 153% 146% twice as Order: Actuals since Inception Paid Labor Hours (excludes Overtime) 25.87 27.39 11.09 11.83 133% 132% fast…. SR_PCC Costs_In_Out - Graph 42.83 18.98 126% Actual Cost Line Items for Orders (Other CO Postings) 36.18 16.51 119% Actual Cost Line Items for Cost Centers (Non-PO Invoices) 24.60 11.34 117% Billable Hours 26.55 12.54 112% PCC Std CstExperience. Real Advantage. Real Var Plan - Mid-Year 21.98 10.60 107% 23 PCC Billable Hrs, $ by Actv, Plan, Act - Mid-Year 20.51 10.09 103%
  • 24. [ PG&E - Our Query Performance Improvments Current With Queries performance BIA Improvement 58 of 70 (seconds) Actual Cost Line Items for Cost Centers (CATS & Order Confm) 21.17 10.74 97% queries were at Actual Cost Line Items for Cost Centers (Other FI Postings) 38.13 19.44 96% least 50% Summary Removal Costs 11.36 5.90 93% Cost Report by Order/Cost Element (PORR/PORY) 63.62 33.55 90% faster SR_PCC Costs by Cost In and Cost Out 34.33 18.28 88% SR_PCC Costs by Cost In and Cost Out 34.33 18.34 87% SR_PCC Costs_In_Out - Graph 17.00 9.19 85% PCC Activity Prices 16.66 9.18 81% Spend - Tracked/Not Tracked 14.79 8.23 80% Savings % 8.23 4.58 80% Before BIA the Actual Cost Line Items for Orders (NEBS) 32.81 18.35 79% Actual Cost Line Items for Orders (Material & Service) 30.41 17.12 78% average query PCC Detail Planning Report (KSBL) 49.62 28.09 77% Actual Cost Line Items for Orders (Other FI Postings) 32.81 18.86 74% execution took PCC Headcount by Month - Classification SR_PCC Costs by Cost In and Cost Out - 12 Months 21.39 17.66 12.34 10.51 73% 68% 58.8 seconds, Actual Cost Line Items for Orders (Non-PO Invoices) 27.19 16.25 67% after BIA the Actual Cost Line Items for Cost Centers (Other CO Postings) 17.18 10.43 65% Actual Cost Line Items for Cost Centers (NEBS) 24.89 15.33 62% average query Actual Cost Line Items for Orders (CATS & Order Confm) 24.48 15.59 57% Actual Cost Line Items for Cost Centers (CO Reposting) 18.34 11.90 54% took 17.9 Actual Cost Line Items for Orders (CO Reposting) Conforming % 25.43 6.68 16.55 4.50 54% 48% seconds Activity Type Planning 24.52 16.68 47% Conforming % 6.01 4.23 42% (295% faster). PCC Headcount by Month - Classification (Graph) 15.43 11.58 33% Removal Costs 6.15 4.77 29% Resource Report by PCC/Activity Type (PORV) 39.63 35.42 12% PCC FTE Count by Planning Version - Mid-Year 17.80 15.91 12% CWIP - LOB & Orders 93.04 85.98 8% Savings $ 4.57 4.29 7% Savings $ 4.10 4.02 2% SavingsReal Experience. Real Advantage. % 3.63 3.94 -8% 24 Conforming % and Savings % 10.37 11.99 -14%
  • 25. [ PG&E - Query Performance Improvments OVERALL Query execution time before BI-A 10 9 8 7 6 5 The major 4 improvement 3 2 was to make 1 0 query 10 15 20 25 30 35 40 45 50 55 60 70 Seconds 80 90 100 110 120 140 160 180 200 220 240 260 execution more Query execution time after BI-A 25 predictable 20 and overall 15 faster 10 5 0 10 15 20 25 30 35 40 45 50 55 60 70 80 90 100 110 120 140 160 180 200 220 240 260 Real Experience. Real Advantage. 25 Seconds
  • 26. [ PG&E - Workbook Performance Improvments with BIA Current With BIA Top 20 Workbooks performance Improvement (seconds) (seconds) 1 ORD205 Actual+Plan by MWC W/Plng Orders 614.63 94.75 649% 2 SR_RCC_202 -Order Costs by planning and Actual Orders 171.31 29.86 574% 3 ORD225 - Actuals since Inception 25.87 11.09 233% 4 Forecast Model (Summary Reports) 438.34 113.01 388% 5 ORD418 - Compliance & Savings 58.38 45.78 128% 6 ASM001 - CWIP (LOB, MWC, Order) 155.61 106.08 147% 7 ORD201 Reports 76.94 28.46 270% 8 ORD207 - 5 year historical & FCST 100.94 28.18 358% 9 PMG008_24Mo PRJ Fin by Area/Div/RCC/MWC/Ord/PrjMngr/Mo 173.60 29.82 582% 10 PMG005 Reports 63.62 33.55 190% 11 ORDPMG001-PORV 39.63 35.42 112% 12 ORD230 - Line Items for Order 209.31 119.23 176% 13 PCC130 - Line Items for Cost Center 168.79 88.73 190% 14 PCC016 - PCC Detail Planning Report (KSBL) 126.73 62.29 203% 15 PCC018 - Mid-Year PCC Planning Assumptions for SLSR 179.26 74.95 239% 16 PCC116 - Standard Cost & Labor Trend for SLSR Groups 136.84 15.72 870% 17 SR_PCC_102 - PCC Costs by In-Out Costs 94.82 47.77 198% 18 RCC209A - BU/CS Expense: 5 year history 371.15 39.77 933% 19 SR_PCC_401 - Charge-Out Cost Center Type A or E 815.92 165.53 493% 20 ORD209 - Plan vs Actual By MWC and primary CE 160.83 48.91 329% Average run times (same selection criteria) 209.13 60.95 363% Average performance improvement for workbooks was 363% faster Real Experience. Real Advantage. 26
  • 27. [Performance Info – PG&E BI-A Indexes build times Infocubes No of Records Time to build Indexes ( sec) ZMIM_C04 19,867,026 327 ZMIM_C03 19,200,412 196 ZMIM_C01 2,287,483 95 232,298,392 records ZKCC_C26 ZKCC_C13 125,570 16,287,318 15 138 in 23 infocubes were ZKCC_C12 32,808,858 208 indexed in 90.56 ZKCC_C09 1,509,754 68 ZKCC_C06 25,346,239 341 minutes. ZKCC_C04 2,936,394 71 ZKCC_C03 35,154,491 615 ZKCC_C02 33,985,298 225 ZKCC_C01 27,747 26 On average we were ZFAA_C02 6,611,084 1520 able to build indexes ZFAA_C01 765,838 113 KOD_C208 28 10 on 2.56 million KOD_C207 3,059,811 148 KCC_C508 1,036,593 63 records per minute KCC_C408 3440 11 KCC_C407 1,350,169 84 KCC_C23 3,058,715 677 KCC_C22 20,745,219 149 KCC_C208 3,346,213 168 KCC_C207 2,784,692 166 Total 232,298,392 90.56 minutes RealaverageReal Advantage. Experience. 2,565,132 records indexed per minute 27
  • 28. [ Team organization at PG&E 1. We had a small team of 3 people dedicated to the BIA project supported by one basis person, and the rest of the BW team 2. Hardware team supported by the vendor was also involved in a part-time capacity. 3. Overall the effort was combined with a performance tuning project that also included building of aggregates, caching and query redesigns. Real Experience. Real Advantage. 28
  • 29. [ PG&E - Testing 1. We had testers and requirements gathered from the finance community. The goal was at least 50% faster on the 38 web dashboards. 2. We achieved: a) 363% faster for workbooks on average b) 70% faster for queries on average c) 58 of 70 queries were at least 50% faster d) Index builds took about 1.5 hrs Real Experience. Real Advantage. 29
  • 30. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Wrap-up Real Experience. Real Advantage. 30
  • 31. [ PG&E - Top 10 Lessons Learned 1. Plan to order hardware early - lead times can be long 2. Make sure you have a committed project sponsor 3. Create benchmarks for workbooks, queries and cockpits to document success 4. Update to latest service pack 5. Involve your basis team and environment management team early Real Experience. Real Advantage. 31
  • 32. [ PG&E - Top 10 Lessons Learned 6. Be realistic, not all queries will benefit equally from SAP BIA 7. Plan for testing and gradual rollout of BIA to key users 8. Make sure failovers and spare blades are part of your hardware sizing 9. Create a small dedicated team with access to external expertise as needed 10. Perform query tuning and potential redesign as part of a larger system performance tuning effort. Real Experience. Real Advantage. 32
  • 33. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Wrap-up Real Experience. Real Advantage. 33
  • 34. [ How does it work in reality?? Currently, the BIA performs aggregation and data selection for the query, all other processing is done by the OLAP analytical engine. Not all query processing will be dramatically faster… In the next SAP NetWeaver release the BIA will handle more of the analytics processing such as “top-5 products sales” which is currently done in the OLAP analytical engine. SAP BIA is not used when the result set exceeds 3 million records (max. default). When the result set is less, the data is sent as one large data package to the application server (need fast network). Real Experience. Real Advantage. 34
  • 35. [ BIA is becoming mainstream Some of SAP reference clients BIA is no longer something exotic. Many of the large BI systems have already implemented BIA and many more projects are under way in Europe and in the Americas. Once you exceed a few hundred critical users and/or 3- 4 TB of data you should seriously consider SAP BIA Real Experience. Real Advantage. 35
  • 36. [ The Future SAP BI-A RoadMap Prior to 2008 2008 2009/2010 Optimized SAP Accelerator for Analytic Capabilities InfoCube Read BusinessObjects (e.g. top n) NetWeaver Webl integration Times DataStore Object BI Accel- Low Cost of on top of SAP Acceleration erator NetWeaver BI/BIA Operations Standalone BIA for BusinessObjects High source-independent Polestar Availability / acceleration via integration: Self- Backup & Business Objects Service BI based Recovery Agile BI: Local and on search paradigm source-independent innovation space for departments Real Experience. Real Advantage. 36
  • 37. [ Agenda  Introduction  Pacific Gas & Electric Project Overview  What is SAP BI-A  Overview  Building aggregates  Benefits  How we implemented BI-A  Sizing the environment  Team organization and project plan  Testing  BI-A Limitations  PG&E - Our top-10 Lessons Learned  Wrap-up  Question and Answers Real Experience. Real Advantage. 37
  • 38. [ Key Learnings  BI-A is a useful tool for performance tuning, but it is not a ‘solve-all’ solution for poorly made queries  It was easy to implement (very quick)  Look at how your queries are executing (i.e. database or application server usage) when estimating benefits of implementing BI-A  Once you exceed a few hundred critical users and/or 3-4 TB of data you should seriously consider SAP BIA  The administration of BI-A is simple and anyone can learn it in a few days  Plan on waiting for hardware, we found that most was made-to-order  Make sure you have redundancies and check that what you order is what got shipped. Real Experience. Real Advantage. 38
  • 39. [ Resources Dr. Bjarne Berg's web page -- 85+ presentations, tutorials & articles http://csc-studentweb.lrc.edu/swp/Berg/BB_index_main.htm Large scale testing of SAP BI Accelerator on a NetWeaver Platform https://www.sdn.sap.com/irj/sdn/go/portal/prtroot/docs/library/uuid/b00e7bb5-3add-2a10- 3890-e8582df5c70f Real Experience. Real Advantage. 39
  • 40. [ Questions and Answers How to contact us: Dr. Bjarne Berg Darin Lemos bberg@comerit.net D4JLY@pge.com Real Experience. Real Advantage. 40
  • 41. [ ]  Thank you for participating. Please remember to complete and return your evaluation form following this session. For ongoing education on this area of focus, visit the Year-Round Community page at www.asug.com/yrc [ SESSION CODE: INSERT SESSION CODE Real Experience. Real Advantage. 41