it database consolidation storyboard sample
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5/19/2018 IT Database Consolidation Storyboard Sample
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Info-Tech Research Group 1
Consolidate Databases using Microsoft SQLServerFrom many to few; learn how to use SQL Server to reduce your database footprnt!
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Info-Tech Research Group "
Although database consolidation has traditionally been thought of as a risky practice, recent
improvements to SQL Server make it a reliable platform for consolidation. Organizations that arenot yet consolidating are wasting resources.
Introduction
#r$an%atons of all s%es that are consdern$ the costs
and benefts of database consoldaton onto SQL Server!
#r$an%atons loo&n$ to advance ther databaseconsoldaton strate$y nto producton envronments!
'I#s and data center mana$ers loo&n$ to mplement acomprehensve( phased consoldaton process and toavod common consoldaton ptfalls!
)nderstand the benefts of database consoldaton(
from cost reducton to performance benefts!
Select the r$ht consoldaton model based on youror$an%aton*s needs and re+urements!
,ve deeper nto maor consderatons for each sta$eof consoldaton; ncludn$ plannn$( plotn$( testn$(up$rades( and decommssonn$ of servers!
his !esearch "s #esigned $or% his !esearch &ill 'elp (ou%
.dvce provded n ths soluton set s specfc to consoldaton on SQL Server! .lthou$h SQL Server sthe most popular platform for consoldaton( consoldaton on another platform may be a more vablesoluton for your needs! If you are loo&n$ to consoldate on #racle( please refer to Info-Tech*s solutonset.ssess #racle*s Role n the /nterprse ,atabase Strate$y for #racle-specfc advce!
http://www.infotech.com/research/it-storyboard-assess-oracles-role-in-the-enterprise-database-strategyhttp://www.infotech.com/research/it-storyboard-assess-oracles-role-in-the-enterprise-database-strategy -
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Executive Summary
"mplement a phased consolidation process
The plannn$ sta$e s &ey to a success process; thorou$hly profle canddates for consoldaton and prepare forconsoldaton-related rs&s to acheve h$her satsfacton wth database performance( avalablty( uptme( and securty!
Follow Info-Tech*s detaled 2-step mplementaton model to ensure a successful consoldaton process!
)reate the consolidation strategy
'onsoldaton strate$y s two-fold3 Select your consoldaton model based on crtera such as securty( mana$eablty( andh$h avalablty and choose your SQL Server edton!
'onsoldaton models nclude database( nstance( and vrtual%aton!o "nfo*ech cautions against using the cloud for hosting databases. !evisit this option in +*- months.
#r$an%atons choosn$ vrtual%aton have the opton of consoldatn$( stabl%n$( and then vrtual%n$ or ta&n$ a shortcutand umpn$ nto the vrtual%aton proect r$ht away! Info-Tech recommends the former approach!
#r$an%atons have the opton of consoldatn$ on SQL Server "445R" or the recently released "41" edton!
/nderstand the value of consolidation
The most common reason for consoldaton s reducn$ T'#; however( there are plenty of other benefts to consoldaton;ncludn$ more central%ed mana$ement( reduced data center space re+urements( and mproved performance!
'onsdern$ consoldaton on SQL Server6 7ou are not alone3o -0 of organizations surveyed have either consolidated or are in the process of consolidation.o Another -10 are planning to consolidate in the ne2t 34 months.
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&hat5s in this Section% Sections%
Understand the value of consolidation
)nderstand the value ofconsoldaton
'reate the consoldatonstrate$y
Implement a phasedconsoldaton process
)nderstand the maor drvers of consoldaton!
Reco$n%e the features of recent SQL Server versons thatfacltate stable consoldaton!
'onsder whether a phased or all-at-once approach sapproprate!
Start thn&n$ about best practces and common ptfalls ofconsoldaton wth Info-Tech*s case studes!
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9ast problems solatn$ SQL Server database nstancesmade hostn$ multple databases on the same server ars&y decson! 'orrupton n one nstance often bled overnto other nstances! .s a result( or$an%atons oftenadded a dedcated server for each applcaton they were
runnn$( leadn$ to database sprawl.
Ths resulted n unnecessary lcensn$ costs( h$hersupport and faclty costs( and under-utl%n$ the e:stn$archtecture ncludn$ servers that often le completelydle!
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Consolidation benefits can be achieved in most situationsregardless of organiation sie or location
)onsolidation is not 8ust for the large. In fact( smallor$an%atons are most l&ely to be plannn$ a consoldaton nthe near future and medum or$an%atons are most l&ely to
have already consoldated!
.dopton levels are not s$nfcantlyaffected by an or$an%aton*s
locaton!
It@s a matter of de$ree! Any consolidation is better than it was before! .ny tme you can retre a dedcated serverAwhether end-of-lfe or notB s a wn for the IT ,epartment! 'onsoldaton cuts down on power usa$e( system
admnstrator effort( hardware support costs( etc!- IT mana$er( 8C!
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&hile pre*+994 versions of SQL Server may have been inappropriate for consolidation, +994!+ and+93+ are suitable platforms for doing so. )se SQL Server "445 R" as the bare mnmum for consoldaton! If youare runnn$ an earler verson( consder consoldaton as you up$rade to acheve even $reater savn$s!
!ecent SQL releases contain the following improvements that make it a reliable solution for consolidation%
Consolidation !as once a ris#y $ractice% but !ith recent SQLServer im$rovements% this is no longer the case
Storage Security 'igh Availability
#ata compression enablesmore effectve( lower coststora$e wth mprovedperformance for lar$e ID#wor&loads! 'ompresson alsoreduces the cost of busnesscontnuty!
:ackup compression reducesthe s%e of the bac&up and thetme to bac&up! ,s& s%e s oftenreduced by "4-?4E!
hree levels of isolation% #atabase%access to the database
s controlled on a user-by-userbass!
Server% access to the nstance scontrolled by usn$ lo$ns!
Operating System% access to the#S s controlled by usn$ ndowsor .ctve ,rectory accounts!
#ther mportant features ncludetransparent data encrypton AT,/Band SQL Server .udt !
$ailover clustering offers etherautomatc or manual clustern$wth $reater redundancy andcontrol! Improvements ma&e teaser to create and mana$eclusters!
#atabase mirroring ensuresthe database remans avalableat all tmes! Improvementsnclude lo$ stream compresson(automatc suspect pa$erecovery( and clents do not needto be reconf$ured to access themrrored database durn$falover!
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Even a relatively conservative consolidation ratio% such as &'(%!ill save organiations a lot in the long term
SQL Server leads the market in terms of )O, but even though each
individual server is relatively ine2pensive, the numbers add up ;uicky
If your hardware budget allows, you can achieve a
100:1 reduction ratio! I did a theoretical calculation and
purely from a performance capability standpoint, I could
do an entire global consolidation (about 1200 instances)
with only two physical machines
- artn van der unn&( Technolo$y 'onsultant
=3.> ?-year T'#3 =?1@Savings of =63@ over years
hrough consolidation and
virtuali"ation of our #$% #erver
databases we reduced our licensing
e&penses by '
- Technolo$y 'onsultant
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)here are benefits to consolidation beyond sim$le cost savings
Low
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*lthough it is $ossible to roll out the entire consolidation$ro+ect at once% a $hased a$$roach is more successful
Chased Approach All*At*Once Approach
"nfo*ech recommends taking a phasedapproach, if possible. Ths approach may
ta&e lon$er n the be$nnn$( but wll helpmnm%e lon$-term problems and streamlnethe process for both IT and the busness!
#r$an%atons that choose an all-at-onceapproach rs& potental falure ponts affectn$all of ther databases( ncludn$ msson-crtcalones!
Organizations have two options fortheir consolidation pro8ect%
3D All*at*once approach% #r$an%atons dentfy all thedatabases they wsh to consoldate and complete theprocess n one round! Follown$ the consoldaton( theydeal wth any ponts of falure!
+D Chased approach% #r$an%atons consoldate a smallnumber of non-crtcal nstances frst( stabl%e andmontor them( deal wth any falure ponts( and thene:tend ther consoldaton to more comple:( msson-crtcal databases!
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,ee$ the business informed about changes to business$rocesses% but don-t let them control the consolidation $ro+ect)onsolidation doesn5t affect " aloneE make sure the process is transparent to the business aswell. 'onsoldaton does present some rs&s and the chance that busness processes may be affected! Keep busnesssta&eholders nformed about any chan$es that affect them( and nvolve them n the testn$ of end results to ensure theoverall success of your proect!
he owner of the process is always ". he business should act as an advisor rather than a leader.
9rocess Role of usness Role of IT
Clanning forconsolidation*related
risks
.pprove 'onduct
Fathering :usiness!e;uirements
9rovde a descrptonof user-based needs
'reate an nventory ofbusness re+urements
Clanning for the pilotpro8ect
Maldate the decsonIdentfy the databasesthat wll be used durn$the plot
/ser Acceptanceesting
/:ecute,etermne the tmelnesand valdate the results
,on*t let the busness dctatethe consoldaton process( thetype of consoldaton( or thedatabase envronment that
you set up! Abstract what isrunning and what it isrunning on.
Learn the busness*s needsand create a soluton aroundthem!
*ypically it is the business that pays for ac+uiring and installing the servers, and since they pay for them, they dont want to
feel as though they are not getting what theyve paid for -ou must effectively communicate the benefits of consolidation to
the business sta.eholders hey need to be involved in the entire process and once it/s completed, they shouldnt feel li.e
theyve lost anything
ecil 3ewton, 4irector of echnology #ervices at #an 5rancisco 6ealth 7lan
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