achieving maximum reliability in upgrades - hcl sap blue ocean upgrade ver 4a 03marcomm.ppt

7/23/2019 Achieving Maximum Reliability in Upgrades - HCL SAP Blue Ocean Upgrade ver 4a 03Marcomm.ppt

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Minimum Risk and Maximum Reliability -

The Blue Ocean Upgrade from HC!resented By" #i$ay %eep and B & Bhalla


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'chie(ing Higher Reliability in Upgrade ifecycle

2

SAP Upgrade Lifecycle

Project ManagementBusiness Case

Hardware Sizing

Upgrade Strategy Upgrade Landscape

!raining " #ocumentation

!esting

C$ange Management

Application %ptimization

Production Cuto&er

Production

#owntime

Upgrade Planning Upgrade 'mplementation

Project

PreparationBlueprint (ealization

)inal Preparation

)or Cuto&er

Production

Cuto&er

and Support

Upgrade

*&aluation

Upgrade

Assessment

%S #B Migration

'dopt Best !ractices for 'll !rocesses and )unctions in the Upgrade ifecycle

!rocesses and

)unctions

!hases


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*

Upgrade !lanning + Common Challenges

#e&elop

Upgrade

Business Case

Perform #etailed

Upgrade

Assessment


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,

Business Case mportance

'lignment of &'! strategy .ith o(erall business strategy

%efine a roadmap for future pro$ects le(eraging /R! 012

Communicate that &'! is a strategic asset supporting

mission critical processesmportant to ha(e a &'! upgrade strategy

)acilitates buy-in and in(ol(ement of rest of the

organisation

)acilitates re(ie. of applications and infrastructure

products and ser(ices strategy

3eneration of feasible options and selection of most

optimum alternati(e

eads to definition of upgrade pro$ect scope and

performance metrics


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4

Business Case - Best !ractices

/nterprise &O' 5

Business !rocess

!latform

nfrastructure Management

&'! 'pplication Maintenance 6 &upport

TCO Reduction

Risk Reduction

Business Benefits

o.er mplementation Costs

&trategic

Business Benefits

Replace Customi7ation .ith &tandard !rocesses

mplement #aluable /nhancements and !ro$ects

&'!

Technical

Upgrade

* + 4 years Hori7on &enior Management Commitment&tart /arly Holistic 'pproach

8!# 5 Break-e(en 'nalysis

'ccurate /stimation .ith 'utomated

Tools for Upgrade 'ssessmentTangible and ntangible

#alue /ngineering Tools

n(ol(e &'!


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+

Upgrade 'pproaches

Mar,et Adoption-.Majority go for tec$nical upgrade first

Business Case-

.Staying in mainstream maintenance

.)oundation layer for functional upgrade

.!C% (eduction

/alue- Low

Strategy-.)ocus on !ec$nology Upgrade.0o C$ange in e1isting functionality.(e&iew Usage of Custom %jects.Can replace only some modifications

wit$ standard processes w$ic$ re3uireless effort

(is,s- /ery Low

!ec$nical Upgrade

Mar,et Adoption-.%nly few go for )unctional upgrade first

Business Case-.4uic, return for $ig$ usiness &alue

areas.5reater reduction of !C%.5reater (%' calculation

/alue- Hig$

Strategy-.'mplement new *(P +67 functionality.Con&ert t$e customized usiness

process. to standard a&ailale functionality.(educe System Comple1ity

(is,s- /ery Hig$

)unctional Upgrade


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Upgrade 'ssessment Outputs

Upgrade 'pproach Upgrade &trategy

&ystem andscape &trategy

'll &'! 'pplications Compatibility 'nalysis

mpact on &tandard )unctionality

mpact on Custom %e(elopments

mpact on 'uthorisations 6 &ecurity

's-s 'nalysis Upgrade mpact 'nalysis To-Be 'nalysis

*rd!arty 'pplications Compatibility 'nalysis

Hard.are &i7ing

nfrastructure Recommendations

mpact on nterfaces &upport Team Training !lan

/ffort /stimates

Cost /stimates

Risk 'nalysis 6 Mitigation !lan

!ro$ect !lan

!ro$ect and T Resource Re


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!ro$ect Management &elect Best !ractices

!ro$ect

!reparation

Upgrade

Blueprint

Upgrade

Reali7ation

)inal

!reparation

for Cuto(er

!roduction

Cuto(er 6

&upport

Upgrade Roadmap

!reat Upgrade as a full fledged projectUse SAP Solution Manager Upgrade (oadmapAppoint a dedicated Project Manager early for t$e entire lifecycle*nsure all sta,e$olders are in&ol&edAll team memers to constantly refer to t$e integrated project planManage 8scope creep8 and implement a clear scope control processMaintain up9to9date: detailed application documentationPractice: practice: practice

Monitor resource re3uirements continuously;eep uffer for testing acti&itiesPerform Project 'ssue Management and (is, Management


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Change Management

Changes Re Transport

each for all

&!'U@ &!%%

'd$ustmentsA

Regular updation of delta changes in rele(ant documents


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Change Management

Tracking

Record Changes

Track ocation of

Changes Change History

!rioritising

Based upon business

priority 6 usage

Change )re


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Change Management

Control !oint 2"

%/# '& !R%

%/# '&

Production

Landscape

Upgrade

Landscape!ransports to e

released at go9li&e

1

2

3 4

!roduction 6 Upgrade andscape &ynchroni7ation

Control !oint >"

Control !oint "

Control !oint *"

Control !oint ,"

#e&elopment )reeze after 'ntegration !esting egins

!rac, all transports mo&ed to current production o1es using wee,ly transport list

Upgrade Systems


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02D

>0D

>* D

>> D

>*

mportance of Testing !rocess

Upgrade

*1ecution

C$allenges

(ealisation

*fforts

#istriution


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Testing !rocesses

Business

#alidation

Testing

Mock Cuto(er

Testing

!erformanceTesting

User

'cceptance

Testing

&ystem

ntegration

Testing

Regression

Testing%e(elopment Unit Testing

)unctional Unit Testing

&ecurity Testing

Test

!lanning


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Testing + Best !ractices

Test!lanning

Testing/xecution

'n&ol&e Business Users in Updating !est

Plans

Prioritize Business Processes y

Criticality Usage

)i1 Automated Scripts

#edicated person to dri&e all testing

Sumit re3uest to get user logins long

efore integration testing

(egression testing of parallel initiati&es

and production support in Upgrade

landscape to e done y Support Analyst

Performance test to determine

performance under load and monitor

$ardware resources to determineade3uate sizing

Using Computer9Aided !est !ools


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Blended Learning Approac$

Training 6 %ocumentation

!ro$ect

!reparation

Upgrade

Blueprint

Upgrade

Reali7ation

)inal!reparation

for Cuto(er

!roductionCuto(er 6

&upport

!lanning for

!ro$ect Team

Training

!ro$ect Team

Training

Creation of

%ocumentation

3uidelines

Creation of

Training

Curriculum

Conduct /nd

User Training

Training for

Operators

Continuous

earning

%e(elop

Training Materials

Tailor &'!

&ystem

Operation

Manual

Upgrade Roadmap

Self Study

or /irtual=

Coac$ing

or /irtual=

%n9line

Performance

Support


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Training 6 %ocumentation

Best !ractices"

'll documentation managed in

single place

'll documentation to be changed in a&ynchroni7ed manner

Best !ractices"

'dopt a delta training approach

Users are to be included in the design stages

of the pro$ect

Create personali7ed curriculum based on

roles 6 usage

Consider in(esting in a training simulation tool

!ro(ide a practice en(ironment

User acceptance testing to be compulsorily performed

&uper Users and !ro$ect team members to

perform Classroom trainings

Risk"

Content Re


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'pplication Optimi7ation

Representati(e Usage &tatistics of &tandard and Custom

!rograms in &'! /n(ironment%e(eloped Custom Ob$ects #s Used Custom Ob$ects

Custom Ob$ect Clearing !erformance Optimi7ation

Reduction in

%ata Corruption

Risk from

Uncleared ob$ects

Reduction in

&ecurity Risk

from

Unused Ob$ects

o.er Cost of

Maintenance

+ o.er TCO

/nhanced

!roducti(ity of

end users

&a(ings in

system

resources


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Consolidated

Upgrade

!roduction

Upgrade andscape &trategy

Optimisation of &ystem andscape Minimum business do.ntime andscape &ynchroni7ation &upport On-going !roduction acti(ities &upport On-going Upgrade changes

contd1

%/# '& !R%

&T3

%/# '& !R%

U!% U!

U!% U! !R%

!rototype &trategy %ual andscape &trategy

%/# '& !R%

Cuto(er

H: 'rchitecture compatibility .ith ne. release

?*50, bit@ Unicode 5 8on UnicodeA %ependencies and compatibility issues .ith

8on-&'! system landscape ?Bolt-On@

nterfaces@ Middle.areA

&ystem andscape Challenges"


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%ual andscape &ystem Build

%/# '& !R% U!% U! !R%

!roduction &upport andscape Upgrade andscape

Build Option >

Build Option

&ynchroni7es %/# 6

' .ith !R%

Higher degree of

'ssurance + same

changes mo(ed to

!R%

Reduces Testing

Time in %/#

Re


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%ual andscape &ynchronisation

B%> B> B!>

B% B

Production

Landscape

Upgrade

Landscape

!ransports to e

released at go9li&e

1

2

3 4

Track all transports moved to current production boxes using weekly transport list Developer of original transports to re-key & rework the changes in upgrade BD2 box nsure unit testingof re!keyed transports before approving for migration to upgrade B"2 box nsure BQ2 re-testingis done for all re!keyed transports# $f a transport needs to be corrected or backed out% it should be overlaid by a new transport& and both

transports should be pushed to production at go!live#

Points to Consider: Transport 'rocess

Development (ree)e and mergency (ixes $nterfaces% internal and external email noti*cation +ecurity ,user login-role. /istorical tracking of versions for audit purpose Backup and restore

&ynchronisation !rocess"


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O&5%B Migration

ConsiderationsHardware ScalailityPerformance 'mpro&ementsA&ailaility of 0ew !ec$nologies

Platform

Administrati&e *fficiencyMaintenance Cost (eductionManage &ery large size data &olumesSystem (eliaility " ContinuityStandardizations of '! Policy

OptimisationPerformed %S " #B Migration

separately*n$ance Hardware (esource(un %ptimization !ool

Migration !oolPac,age Splitter !ool!ale Split#istriution MonitorUnsorted *1portLoadprocedure fast for import

Adapt dataase e1portimport tuning

parameterAdapt parallel e1portimport process*1port'mport large tale first


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Upgrade &trategy

&trategy %o.ntime-minimi7ed Resource-minimi7ed

'd(antages S$ort downtime

Medium amount of space

0o additional system resources

%isad(antages 'ncreased demand on systemresources due to parallel operationof production and s$adowinstances

Longer downtime

Recommendation Suggested for Production Systemupgrade

Suggested for #e&elopment 4ASystem upgrade


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Hard.are &i7ing

Method + > &'! uick &i7erUser Based!$roug$put Based


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4

Upgrade and Unicode /n(ironment &i7ing

#elta sizing ased upon SAP 5uidelines

&'! Release Upgrade

'dditional Hard.are Re


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/lements of !roduction %o.ntime during Upgrade

Upgrade tec$nical runtime


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)actors 'ffecting %o.ntime and Runtime

ong business 5 operations do.n time and the risk of unanticipated system failures

is a serious challenge during &'! system upgrade

Hard.are 5Operating

&ystem

%atabase

!roduc-ti(e

'pplica-tions 6'dd-Ons

8o1 of Modifica-

tions

8o1 of %ata

&tructure

con(er-sions

8o1 of installed

languages

Upgrade

&trategy

Hard %isk

configu-ration8o1 of Clients

!roduction

%o.ntime 5

Upgrade

Runtime

%epends on


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!roduction %o.ntime Reduction

%ecoupling O&5%B

Migration pro$ect .ith

R* Upgrade

Transports &cripts for

automatic ad$ustments

&plit time period for

O&5%B Upgrade and R*

Upgrade

%elete unnecessary

clients

Use F%o.ntime

Minimi7ationG strategy

'uto Correction Tools

Hard.areTools!lanning

Use latest

Upgrade Tools

%ecouple 'rchi(ing

pro$ect from R*

upgrade

&er(ices

C8#

%o.ntime Optimi7ation

&er(ice

!roduction %o.ntime Reduction Best !ractices

)aster C!Us

Use 8e. Backup Tools

Customer BasedUpgrade

Upgrade Coach

)unctional 3o i(e

Upgrade Check


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!roduction Cuto(er + Best !ractices

!lan the execution of upgrade process according to a(ailable business do.ntime .indo.

)inali7e business contingency plan

&tart !lanning /arly - Communicate to Business Users about do.ntime

Communicate and confirm &'! support during !roduction &er(er Upgrade

%etailed Cuto(er !lan .ith detailed tasks@ responsibilities@ dependencies

'utomate Transport of Modification 5 Change Re


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&ummary

!erform Upgrade assessment soon and prepare a business case

Treat Upgrade as a full fledged pro$ect

/nsure all stakeholders are in(ol(ed

!ractice@ practice@ practice

'dopt best practices in (arious processes for achie(ing higher reliability

)or more information: please contact-

/ijay #eep B S B$alla

&ijaydF$cl6in $allaF$cl6in

HCL SAP Upgrade Competency Center

SAP Upgrade GM%/* Program Partner
mailto:[email protected]:[email protected]:[email protected]:[email protected]

achieving maximum reliability in upgrades - hcl sap blue ocean upgrade ver 4a 03marcomm.ppt

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