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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:vijayd@hcl.inmailto:bbhalla@hcl.inmailto:bbhalla@hcl.inmailto:vijayd@hcl.inRecommended