case study: gm financial builds a sustainable, holistic, continuous delivery practice
TRANSCRIPT
World®’16
CaseStudy:GMFinancialBuildsaSustainable,HolisticContinuousDeliveryPracticeMattMcComas- AVPCriticalApps- GMFinancial
DO5T19S
DEVOPS
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Abstract
AsthegrowingfinancialarmofGeneralMotors,GMFinancialrealizedthatitssoftwaredeliverylifecyclewasinadequatetomeettheneedsofits400+businesslines.Withmanualreleaseprocesses,asprawlingserverfootprintandmarathondeploymentwindows,thedivisionwasencounteringtoomanyerrors,compliancerisks,rampantconfigurationcreepandoverdependenceontribalknowledge.Thecompanywasatacrossroads—onanunsustainablepath,throwingmoreresourcesatbadprocesses.That’swhenthecompanybegintheirtransformation,leveragingCAContinuousDeliverysolutionstoautomate,standardizeandalignprocessesandteamsfromdevelopmenttoproduction.LearnaboutGMFinancial’s uniquejourneytocontinuousdelivery—fromimplementingCAReleaseAutomationandstandardizingitscontinuousdeliveryecosystemtoacceleratingandimprovingQAwithCATestDataManagementandCAServiceVirtualization.Hearaboutlessonslearned,resultsthusfarandthevisionaryroadmaptotruecontinuousdelivery.
MattMcComasGMFinancialAVPCriticalApps
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Agenda
CHALLENGESOFRAPIDCOMPANYGROWTHGLOBALLY
OBVIOUSUSECASESFORAUTOMATION
CONTINUINGOBSTACLESANDCHALLENGES
ADOPTIONOFCATOOLSINSDLC
CURRENTEFFORTSACROSSSDLC
FUTUREROADMAP
1
2
3
4
5
6
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EnterpriseServers BusinessLines
WhereWeWere,WhereWeAreFiveYearsofExplosivePlatformGrowth
2000+serversacrossenterprise
700 lineofbusiness
11 loanandleaseoriginationsplatforms
Globalbusinessunits:NA,EuropeandAsia
300servers acrossenterprise
50line ofbusiness
1 loanoriginationsplatform
NAbusinessunitonly
2011 2016
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GrowingOperationalandComplianceRisks…StemmingfromRapidExpansionandPoorDeploymentProcesses
Proliferationofserversmeantincreasing“creep”CodeandconfigurationcreepbetweenDev/QA/Prod
Separationofduties/weaknessesindeploymentprocess
MoreplatformsmeansgreatercompliancerisksVerydifficulttoremediateacrossSDLCwithmanualprocesses
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ConsiderableChallengesintheOldDeliveryModel
Longdeploymentsinincreasinglycomplexplatforms§ Manualreleaseprocesswithpoor
deploymenttracking
§ Poordocumentation,tribalknowledge
§ Processesrepletewithhumanerror
§ Growingneedforheroicsleadingtoemployeeburnout
WAITINGFORDEPLOYMENT
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IncreasinglyCompromisedDelivery
Toomanysystems,toomuchcomplexity,toomuchrisk
Throwingbodiesatbadprocesses
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ChangingITMindset
DevOps
Development QA
Operations
Thesoftwarecompanythatdoesautofinance!
§ Theroleofsoftwaredeliveryindrivingbusinessvaluebecameincreasinglyclear
§ Needformodeltosupportfaster,morefrequentdeliveryandhigherqualityapps
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GivemesixhourstochopdownatreeandIwillspendthefirstfoursharpeningtheaxe.
—AbrahamLincoln
“
“
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ShiftingFocustoSharpentheAxeJourneytoAutomation
STARTINGAUTOMATION FORMALADOPTION
Script-basedAutomation
ReleaseAutomation
POC
GrowthGridlock
HumanError
DevOps?
CAReleaseAutomation+ToolingEcosystem
CROSSROADS
2014 2015 2016
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InitialResultswithCAReleaseAutomation(POC)
Largescale,multiwebserverdeployment§ Manualdeployment
wouldhavetaken1to2hours
§ Automateddeploymentwascompletedin3minutes
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CAReleaseAutomationCurrentStateandEffortsAttheOneYearMark…
Integration,tokenizing,standardizationAcrossallplatforms
FullServiceNow integration§ End-to-endintegrationalready
configuredinsomeQAdeployments§ Workingtowardproduction
integrationwithSNOWchangetickets
Socializingcapabilities
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Metrics
DeploymentFailed
DeploymentSucceeded
GrandTotal
DEV 728 6757 7485
PRD 42 292 334
QA 198 2042 2240
TRN 38 71 109
STAGING 13 5 18
GrandTotal 1019 9167 10186
2016DeploymentsasofOctober
§ Averaging1,000deploymentspermonth in2016
§ Averagedeploymenttakes3to5minutes
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MeanwhileinQA…AdoptionofCATestDataManager
Platformgrowth=acceleratingneedfortestdata
Demandforautomatedsanitizeddata
Bettercross-platformdatasynchronizationcapabilities
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MeanwhileinQA…AdoptionofCAServiceVirtualization
Complexinter-platformandvendorcalloutsdemandservicevirtualization
Acuteneedto“shiftleft”andsimulateservicecallsearlierinprojectdevelopment
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RoadmaptoDesiredState
FinishITSMintegrationwithbuildpipeline§ End-to-endServiceNow integratedproduction
deployments§ Deployanytimewithrollingdeployments
Endtoendautomatedtestingandvalidation
FullintegrationwithProjectManagement§ Projecttrackingandauditingthroughthe
pipeline§ Releasemanagementcapabilities
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AndtheJourneyDoesNotEnd
IntegrationofinfrastructureascodeImmutableserverdeployments
ApplicationvirtualizationMicroservices andcontainers
HybridcloudmodelsAligningarchitectureandinfrastructureforseamlesstransitionbetweenonpremandoffprem
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RoadblocksontheWaytoContinuousDelivery…
ONEDOESNOTSIMPLYIMPLEMENTCONTINUOUSDELIVERY
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OutmaneuveringObstacles
Challengeculture,teamsiloes,cozy
statusquo
Encouragecommunication,collaborationandsharing
Reinforce“thebigpicture”aboutIT’sbusinessvalueproposition
Executize“DevOps”message
Getpastthebuzzword
EnsurealignmentonwhatDevOpsmeanstoyourcompanyacrossteamsandwithinmanagement
Show‘emandshow‘emagain
Getthosequickwinstobuild/maintainmomentum
Reinforcethatthisisajourneythatneverends:Automationisafrontloadedeffortthatpaysexponentiallyovertime
Adjustattitude:failureis anoption
Pushachangeinattitudetoward“failure”
Failuresdon’tmeanreturntostatusquo;insteadtheyrepresentanewengineeringopportunity
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Keeptryinguntilyougetit—anddon’tbeafraidtofail
Realizesoftwaredrivesthebusiness—requiringfaster,morefrequentappdelivery
Buildaninclusive,sustainable,automationmodel(withtherighttools)fromthestart
SummaryAFewWordstoReview
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MustSeeDemos
ModernizeAppDeliveryIntegratedCDTheater5- DOV501P
DeliverTestDataFasterTestDataManagerTheater5- DOV511P
DeliverBetterAppsServiceVirtualizationTheater5- DOV507P
OrchestrateYourReleaseReleaseAutomationTheater5- DOV513P
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DevOps– ContinuousDelivery
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